Best RainLoop Alternatives in 2026
Find the top alternatives to RainLoop currently available. Compare ratings, reviews, pricing, and features of RainLoop alternatives in 2026. Slashdot lists the best RainLoop alternatives on the market that offer competing products that are similar to RainLoop. Sort through RainLoop alternatives below to make the best choice for your needs
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Proton Mail
Proton AG
108,630 RatingsSecure your company’s communications with Proton Mail — the business email solution trusted by over 50,000 organizations. With end-to-end encryption built in, your internal and external communications stay confidential by default. Proton Mail helps your business meet GDPR, HIPAA, and other compliance standards, while giving you full control over your data under strong Swiss privacy laws. Empower your team with encrypted email and calendar, support for your custom email domains, professional branding, and simple migration from providers like Google Workspace or Microsoft 365 — no IT team required. -
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Cloudiway's coexistence and migration products allow businesses to perform cloud migrations of Mail, File, Site, Team, Group, Archive, and Team. G Suite, Office 365 and Microsoft Teams, Zimbra, IMAP Dropbox, Lotus Notes, Slack, Slack, and many other collaboration tools are available through a simple SaaS interface. Migrations are therefore easy and quick and don't require any additional software. End-users can collaborate as if on the same system during mergers or acquisitions or divestitures using coexistence products. "Microsoft Teams continues to grow in popularity worldwide. Migration between different teams and collaboration systems can be a necessity. Cloudiway is a cloud-based solution for MSPs and IT professionals. It has years of experience and a new interface.
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Aid4Mail
Fookes Software Ltd
$59.95 12 RatingsAid4Mail is a leading email processing tool from Switzerland. It comes in three editions: 1. Use Converter to collect and convert emails accurately, fast, and reliably. It supports all popular mail services (e.g. Office 365, Gmail, Yahoo! Mail) and mailbox file formats (e.g. PST, OST, OLM, mbox). It’s also a popular solution for preparing mail ingestion into archival, eDiscovery and forensics platforms. 2. Investigator adds powerful search queries based on Gmail and Microsoft 365 syntax, native pre-acquisition filters and Python scripting. Use its forensic features to recover deleted and hidden email, and process corrupt or unknown mail formats. 3. Enterprise adds support for Google Vault, Mimecast, and Proofpoint exports. Use it to migrate your company mail to live accounts (IMAP, Microsoft 365, Gmail). You can integrate its CLI seamlessly with your own tools. Enterprise offers flexible licensing options including installation on a server or on a shareable flash drive. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world. -
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SquirrelMail
SquirrelMail
SquirrelMail is a webmail solution that adheres to standards and is developed using PHP. It offers native support for both IMAP and SMTP protocols entirely in PHP, ensuring that all its pages are displayed in pure HTML 4.0, which eliminates the requirement for JavaScript and enhances compatibility with various browsers. With minimal setup requirements, it is straightforward to configure and install. SquirrelMail provides a comprehensive range of features typical of any robust email client, such as excellent MIME support, an address book, and the ability to manage folders. Our organization recognized the necessity for global access to email and address books, making a web-based interface the most practical choice as long as users are connected to the Internet. After evaluating several open-source options, it became clear that significant customizations would be necessary to tailor the software to our specific requirements. This realization pushed us to prioritize flexibility and adaptability in our email solution. -
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Afterlogic Aurora
AfterLogic
$99.00/one-time A comprehensive groupware solution tailored for businesses and service providers, complemented by mobile applications. This private cloud platform seamlessly integrates groupware, file storage, and email into one cohesive environment. Featuring a sleek and contemporary interface, it can operate with your current mail server or provide a full-service option. Users on iOS and Android can effortlessly access their emails and files by simply entering their email credentials, eliminating the need for complex mail server configurations or issues with blocked IMAP/SMTP ports. Additionally, the system supports integration with LDAP for authentication and address book functionalities, as well as OAuth 2.0 for accessing resources such as Google Drive or Dropbox, ensuring a versatile and user-friendly experience for all. This makes it an ideal choice for organizations seeking efficiency and ease of use in their communication and collaboration tools. -
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BlueMail, developed by Blix, is a free and elegantly crafted email application that allows users to manage countless email accounts from different providers seamlessly, featuring intelligent push notifications and group emailing options, while also offering extensive personalization across all accounts. This app connects directly to your mail server, serving as an excellent alternative to standard email applications. With numerous visual and functional customizations, including swipe actions, menus, action bars, buttons, and a variety of colors and themes, BlueMail equips teams with robust features. You can choose from various styles, whether you prefer vibrant pink or calming blue. Available on platforms such as Windows, Mac, Linux, Android, iOS, and Amazon, BlueMail caters to diverse user needs. The unique People Mode allows for a streamlined focus on emails from individuals, providing a simplified experience at the touch of a button. Additionally, the navigation picker facilitates easy access to any account type, whether it be IMAP, Exchange, or POP3, and each account is identifiable by a distinct service provider avatar, enhancing user experience and organization.
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SOGo
SOGo
SOGo is a reliable and well-supported groupware server designed with an emphasis on scalability and adherence to open standards. Released under the GNU GPL/LGPL v2 and later, SOGo features an advanced AJAX-based web interface while accommodating various native clients by utilizing standard protocols like CalDAV, CardDAV, and GroupDAV, in addition to Microsoft ActiveSync. Acting as the crucial link within your infrastructure, SOGo provides users with a cohesive and comprehensive interface for accessing their data. Its effectiveness has been demonstrated in production settings that cater to thousands of users, ensuring robust performance and efficiency. Overall, SOGo enhances collaboration and information retrieval within organizations of any size. -
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Courier
Double Precision, Inc.
FreeThe Courier mail transfer agent (MTA) serves as a comprehensive mail and groupware server that utilizes widely recognized protocols, including ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Within a unified framework, Courier delivers a range of services, such as ESMTP, IMAP, POP3, webmail, and mailing list functionalities, allowing users to easily enable or disable specific components as needed. Recently, the Courier mail server has introduced fundamental web-based calendaring and scheduling features within its webmail module, with plans for more sophisticated groupware calendaring capabilities to come shortly. Notably, the source code for the Courier mail server is designed to compile on most POSIX-compliant operating systems that utilize Linux or BSD-derived kernels, and it can also be successfully compiled on Solaris and AIX systems, provided users utilize the appropriate freeware add-on tools from Sun or IBM. The development of the Courier mail server is rooted in a combination of several interrelated projects that converged into its current form, and it also incorporates SMTP extensions specifically aimed at enhancing mailing list management functionality. In this way, Courier not only serves as a versatile mail server but also as a collaborative tool for users seeking effective communication solutions. -
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Amazon WorkMail
Amazon
$4 per user monthAmazon WorkMail is a secure, managed email and calendar solution designed for businesses, offering compatibility with various desktop and mobile email clients. Users can effortlessly access their emails, contacts, and calendars via their preferred applications, including Microsoft Outlook, native email apps for iOS and Android, any IMAP-compatible client, or through a web interface. Additionally, Amazon WorkMail can be integrated with existing corporate directories, allows for email journaling to fulfill compliance obligations, and provides control over data encryption keys and storage locations. The service also supports interoperability with Microsoft Exchange Server and enables programmatic management of users, groups, and resources through the Amazon WorkMail SDK. With straightforward pricing set at $4 per user monthly, each account includes a generous 50GB of storage, making it an economical choice for businesses of all sizes. This combination of features ensures that organizations can maintain secure communication while leveraging their existing infrastructure. -
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Horde
Horde
FreeHorde stands out as the most adaptable groupware solution available, making it an ideal foundation for developing your business productivity applications. It boasts compatibility with a wider array of backends—including all major SQL, LDAP, IMAP, Sieve, SMTP, and caching platforms—than any other open-source groupware option currently on the market. As a result, you can seamlessly integrate your existing user base without requiring them to remember additional passwords. The extensive feature set of Horde is on par with the most prominent enterprise email systems, offering remarkable capabilities that hold up against competitors in our core applications, such as mail, calendar, and address book, as well as excelling in secondary applications like time tracking, wikis, and ticketing systems. Furthermore, this versatility ensures that users can tailor their experience to meet their unique needs, enhancing overall productivity and satisfaction. -
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Hexamail POP3 Downloader
Hexamail
$114/10 users The POP3 Downloader is an efficient, flexible, and real-time connector designed for your mail server, facilitating the downloading and forwarding of emails from any POP3 or IMAP accounts to email servers that utilize SMTP or IMAP protocols. Notable Features Include: Complete compatibility with every version of Exchange Full compatibility with all SMTP servers User management through a convenient web interface Options for antivirus and antispam protection Support for IMAP, including folder management Push notifications for IMAP Integration with Gmail Scheduling capabilities down to one minute No restrictions on email size Seamless integration with Microsoft Exchange, eliminating the need for a public SMTP server or static IP Migrate or incorporate an unlimited number of external POP3 or IMAP accounts into local mailboxes Maintain receipt of emails from legacy accounts while transitioning to a new mail server Facilitate IMAP migration or synchronization between two IMAP servers A dependable, straightforward, and budget-friendly solution Enhance your email integration workflows and automate email retrieval effortlessly with Hexamail POP3 Downloader, ensuring that your communication remains efficient and uninterrupted. -
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Trojitá
KDE
Trojitá is an email client designed specifically for providing quick and effective access to mailboxes via the IMAP protocol. In this setup, an IMAP mail server retains emails and enables clients to retrieve them to their local devices upon request. The program emphasizes efficiency, rapid performance, and adherence to open standards as its primary objectives. Trojitá is also crafted to be versatile, operating seamlessly across a variety of devices, from large desktop systems to compact mobile phones. It functions independently as a standalone application rather than being integrated into a broader "personal information manager" suite. This independence allows users to enjoy a focused email experience without unnecessary features. -
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SmarterMail
SmarterTools
$500.00/one-time SmarterMail is the ideal Microsoft Exchange alternative. First, it's the only business email server on the market that offers native support for the protocols that power Exchange: MAPI, EWS, and EAS. It does this without the need for any additional software or plug-ins for Microsoft Outlook or other clients -- desktop and mobile! Best of all, it offers all of the features of Exchange, but at a FRACTION of the cost. In addition, features like audio and video group chat, and Online Meetings for team meetings and group collaboration are included at no extra charge. It's designed to provide the functionality businesses need, without sacrificing secure, reliable access to business, and personal, communication. -
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Mailpile
Mailpile
Mailpile aims to restore the privacy of online communication, striving to liberate our personal interactions from corporate and governmental intrusion in the digital age. This initiative focuses on safeguarding our conversations from exploitation and reclaiming control over our email experience. With its robust search and tagging features, Mailpile efficiently manages your inbox, whether you have a handful of messages or an overwhelming number of them. Designed for speed and responsiveness, it performs exceptionally well even on slower devices and remains functional without an Internet connection. The integration of OpenPGP signatures and encryption is fundamental to Mailpile's framework, ensuring that securing your emails is straightforward and intuitive. In a world where many web-mail services substitute spam with their own ads, Mailpile stands out by providing an ad-free environment for its users. Additionally, Mailpile emphasizes user privacy and control, allowing individuals to communicate freely without the looming presence of advertising distractions. -
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Mail Pilot
Mail Pilot
Mail Pilot is an email application that prioritizes user privacy while assisting individuals in overcoming email overload and organizing their inboxes. Featuring a minimalist and focused design, it enables users to highlight their most crucial emails while categorizing others into a serene and manageable system. Supporting all standard IMAP email servers, Mail Pilot keeps your emails stored directly on your device, steering clear of any third-party servers. This native macOS app adopts an intuitive task-oriented method for handling emails, allowing users to turn emails into actionable tasks, schedule messages, and archive correspondence effortlessly. With a strong commitment to privacy and simplicity, the app’s design has garnered accolades for enhancing both the efficiency and aesthetic appeal of email management. Furthermore, Mail Pilot creates a secure setting for users to manage both personal and professional emails, empowering them to take control of their inboxes without experiencing stress. Ultimately, the app stands out as a practical solution for anyone seeking to regain control over their email communication. -
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Mailu
Mailu
FreeMailu is a versatile and straightforward mail server offered through a collection of Docker images, designed as free and open-source software that encourages user feedback and contributions. The objective of this project is to deliver an easy-to-install and maintain mail server that is comprehensive and avoids the inclusion of proprietary tools or unrelated features that are frequently part of mainstream groupware solutions. Key functionalities of Mailu encompass: A standard email server setup supporting IMAP and IMAP+, SMTP, and Submission with automated configuration profiles for various email clients. Sophisticated email capabilities, including aliases, domain aliases, and custom routing options. Web-based access featuring multiple webmail interfaces alongside an administrative dashboard. User-centric functionalities such as aliases, auto-reply, auto-forward, and the ability to fetch accounts from other servers. Administrative features that cater to global management, making announcements, domain-specific delegation, and setting quotas. Robust security measures that enforce TLS protocols, integrate DANE and MTA-STS, utilize Let's Encrypt for certificates, provide outgoing DKIM signatures, and incorporate an anti-virus scanner alongside Snuffleupagus for enhanced protection against malware and harmful attachments. Effective anti-spam tools that include auto-learning algorithms, greylisting techniques, DMARC and SPF support, and measures to prevent email spoofing. Overall, Mailu stands out as a comprehensive solution for users seeking a reliable and secure mail server environment. -
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TouchMail is an innovative email application that consolidates all your accounts into a single interface featuring a vibrant and visually appealing layout, designed to enhance your email management efficiency. This versatile app operates seamlessly with both touchscreens and traditional keyboard-and-mouse setups. Users can easily assign color codes to messages based on the sender, allowing for quick visual identification and streamlined browsing. With just a few taps, you can reduce clutter and efficiently organize emails from your most frequent contacts. It has earned its reputation as the top-rated email application for Windows 10, boasting over 1.5 million downloads and recognition as one of Microsoft's "Essential Windows 10 Apps." Whether using a touchscreen or swiftly navigating with a mouse or touchpad, TouchMail provides the fastest and simplest means to access important messages while discarding unnecessary ones across various services, including Gmail, Outlook.com, Yahoo Mail, iCloud, AOL, Office 365, and numerous IMAP accounts. This app transforms your email experience into a colorful and interactive inbox, allowing you to engage with your messages in whichever way you prefer—via touch, mouse, keyboard, or stylus—while enjoying rich visual elements and customizable message tiles. TouchMail not only enhances productivity but also turns email management into an enjoyable process.
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Airmail
Airmail
$2.99 per monthAirmail 3 is a fully accessible email client tailored for iOS, macOS, and watchOS devices. With its email workflow optimized through a multitude of customization options, custom actions, and seamless integration with various applications and services, Airmail stands out as a versatile mail client. It is crafted to empower users to personalize their experience according to their individual needs. You can connect and integrate your preferred apps while creating unique actions that simplify your communication tasks. Whether you're working on a Mac, an iPad, an iPhone, or an Apple Watch, Airmail is readily available to assist you. Users can add a variety of email accounts, including Gmail, GSuite, iCloud Mail, Exchange, Office 365, Microsoft Outlook, IMAP, and POP3, making it adaptable for all types of users. The unified inbox feature allows you to view all your incoming emails from different accounts at once, and you have the option to exclude specific accounts from this consolidated view. For those moments when you need to prioritize important messages, the smart inbox feature is designed to highlight the emails that matter most. This ensures that you never miss critical communications while managing your daily workflow effectively. -
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Select an email address from our extensive array of domains, ranging from @elvisfan.com to @consultant.com, tailored to accommodate all your preferences. At mail.com, you have the opportunity to create a distinctive and personal email address that reflects your identity, entirely at no cost. Begin by selecting your preferred username along with one of the 200 available email domains listed below. You can also opt for a premium account to unlock additional exclusive features. After signing up for a free account, upgrading is a straightforward process. mail.com serves as a complimentary webmail service based in the United States, providing a diverse selection of unique email domains, a customizable interface, and a variety of useful features included with every email account. Acquired in 2010 by the German United Internet Group, which is recognized as Europe's foremost internet specialist and ranks among the largest web hosting providers globally, mail.com continues to evolve and enhance its offerings. With such a rich history and a commitment to user satisfaction, mail.com is dedicated to providing a superior email experience for all its users.
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Mail-in-a-Box
Mail-in-a-Box
FreeMail-in-a-Box allows you to establish your very own mail service provider with just a few straightforward steps, similar to creating a personalized version of Gmail that you have complete control over. Essentially, it transforms a new cloud computer into a fully functional mail server, and you don’t need to possess advanced technical skills to get it up and running. Each Mail-in-a-Box setup comes equipped with webmail access and an IMAP/SMTP server, making it compatible with both mobile devices and desktop email applications. Additionally, it offers synchronization for contacts and calendars, ensuring that all your information stays up to date across devices. Moreover, the system includes essential mail features such as spam protection through filtering and greylisting, customizable mail filter rules, automatic configuration for email clients, and scheduled backups to services like Amazon S3. Another advantage is its automatic DNS configuration, which simplifies the process when you allow it to function as your nameserver, enabling it to establish crucial DNS records that enhance mail deliverability and security, including SPF, DKIM, DMARC, and MTA-STS. Furthermore, when DNSSEC is activated along with DANE TLSA, it significantly elevates the level of security for your email communications. -
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K-9 Mail caters to both beginners and experienced users, providing a wide array of features suitable for everyone. It includes a customizable debug logging option that users can enable to assist in troubleshooting issues and errors. As an open-source project focused on privacy, we intentionally avoid implementing a continuous logging system that would send all device activity to a central server. Although such a feature could simplify problem resolution, it would involve significant server hosting costs and jeopardize user privacy. The significance of communication security continues to grow, and K-9 Mail is committed to delivering user-friendly email security in various ways, ensuring both secure access to email servers and the protection of the emails themselves. Ultimately, our priority is to empower users with tools that not only enhance functionality but also safeguard their information.
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Mailspring
Foundry 376
$8 per month 1 RatingElevate your efficiency and enhance your email communication with Mailspring, the premier email client compatible with Mac, Linux, and Windows systems. It supports multiple accounts, including IMAP and Office 365, and features touch and gesture controls, advanced shortcuts, rapid search capabilities, the option to undo sent messages, a unified inbox, read receipts, link tracking, and much more, all while offering themes and layouts like dark mode and being available in nine different languages. Mailspring's indexing capability allows you to use sophisticated, Gmail-like search queries to sift through message contents across all linked accounts, ensuring that no email ever goes missing. Gain insights about your audience, send timely follow-ups, and transform clicks and opens into useful information. Mailspring Pro serves as your indispensable email assistant for both sales and business, unlocking additional features that go beyond the limitations of the free version. With Mailspring Pro, you can snooze emails, schedule reminders, and send messages at a later time without restrictions, empowering you to take charge of your inbox effectively. Moreover, recognizing and understanding your contacts and customers can significantly enhance your ability to engage with them. -
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MDaemon Email Server
MDaemon Technologies
$360 per year 7 RatingsMDaemon Email Server supports IMAP and SMTP protocols. It delivers solid performance thanks to its feature-rich, user-friendly design. The email server software is low in total cost of ownership (TCO), and is specifically designed to meet the needs small- to medium-sized businesses. MDaemon supports multiple languages, content filtering, and multiple domains. It also offers flexible administration and an open standard design. -
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Microsoft SMTP Service
Microsoft
The Microsoft SMTP Service is a mail server software designed for Microsoft Windows Server operating systems, facilitating the sending and receiving of emails. As a component of Internet Information Services (IIS), it effectively relays emails between different mail servers, making it a favored choice for businesses seeking a dependable and scalable email server solution. Its installation and configuration are user-friendly, allowing compatibility with various email clients. Additionally, Microsoft SMTP Service offers several noteworthy features, such as the capability to relay emails across multiple domains, ensuring efficient communication. It supports numerous email clients including Microsoft Outlook, Mozilla Thunderbird, and Apple Mail, enhancing its versatility. Furthermore, security is a priority, as the service incorporates essential features like authentication and encryption, safeguarding email transmissions. Thus, organizations can trust Microsoft SMTP Service not only for its functionality but also for its robust security measures. -
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Notion Mail
Notion
$10 per monthNotion Mail is an innovative email platform powered by AI, designed to transform the traditional inbox with its sleek, customizable interface aimed at optimizing communication and boosting productivity. It offers seamless integration with Gmail, enabling users to organize their emails using AI-generated auto-labeling that sorts messages according to their content, such as job offers, travel confirmations, or newsletters. The platform allows the creation of personalized "Views" to filter emails by topics, senders, or urgency, which helps users concentrate on what truly matters. Additionally, it features Notion-style slash commands for easy formatting, built-in scheduling connected to Notion Calendar, and AI-enhanced email drafting to speed up responses. Users can take advantage of snippets that serve as reusable email templates, which significantly cuts down on repetitive writing tasks. Notion Mail also prioritizes security with stringent standards such as SOC 2 Type 1 certification and HIPAA compliance, ensuring that user data remains secure and confidential. This combination of features not only elevates user experience but also encourages a more organized approach to email management. -
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Vivaldi Mail
Vivaldi Technologies
FreeVivaldi Mail is an integrated email client that resides directly within your web browser, allowing for seamless management of emails from various accounts, mailing lists, and feeds all in one consolidated inbox. It maintains a comprehensive database of your messages, labels, filters, and searches, forming the foundation of its robust email functionalities. All emails from your different accounts are indexed for offline searchability, making it a practical solution for users. Having an email client embedded in your browser is a logical choice that enhances productivity. Users can easily compose messages in new tabs, manage multiple emails simultaneously, and take advantage of Vivaldi’s extensive tab functionalities. Within Vivaldi Mail, two counters are displayed next to your folders: 'Unseen' indicates new emails that you have yet to view, while 'Unread' signifies emails you have opened but not yet addressed. To enhance efficiency, you can utilize customizable Keyboard Shortcuts for quicker navigation through your emails. Additionally, the Back and Forward buttons allow you to easily navigate through your email history and views as you work, streamlining your experience even further. This integrated approach not only simplifies email management but also ensures that you stay organized and productive in your communication tasks. -
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QQmail
Tencent
FreeThe QQmail application offers a superb email experience along with immediate notifications for new messages. You can efficiently check your QQ emails on an Android device, receiving notifications as soon as messages arrive. Furthermore, you can easily send pictures and files directly from your phone using QQmail, and it allows you to preview attachments online or with various apps on your device. The app also simplifies email management by enabling you to search through all or specific folders, making it easy to organize your inbox, group-mail folder, personal folders, and other POP account folders. Additionally, users can access their enterprise email accounts seamlessly, while ensuring that data is synchronized between their mobile devices and computers for optimal efficiency. Overall, QQmail enhances your email management and communication experience significantly. -
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Disroot offers secure email services accessible through both desktop clients and a web-based platform. The communication between the user and the mail server is safeguarded with SSL encryption, maximizing privacy for all users. Additionally, outgoing emails from our server are encrypted using TLS, provided the recipient's email server is compatible, ensuring messages are sent in a secure manner rather than as exposed "postcards." Our webmail interface is powered by RainLoop, a contemporary solution that is user-friendly, efficient, and packed with essential features. Users can personalize their experience by selecting unique background images and can view conversations in a threaded format. The interface is available in multiple languages, catering to a diverse audience. Furthermore, users can create rules to automatically manage their emails, such as moving or copying them to designated folders, as well as forwarding or rejecting specific messages. With the ability to add contacts and integrate Nextcloud contacts directly into the webmail, users can easily manage their communications and maintain organization. Overall, Disroot prioritizes user experience while ensuring robust security measures are in place.
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Dovecot Pro
Open-Xchange
Dovecot Pro stands out as a comprehensive email solution that offers exceptional scalability, impressive performance, optimal hardware usage, and superior support for major telecommunications companies, internet service providers, and hosting services globally. Holding a dominant 76% share of the email backend market, Dovecot Pro is trusted by its customers for reliable performance and minimal downtime. Its efficient management of hardware resources, alongside innovative monitoring tools for statistics and administration, effectively lowers ownership costs while saving both time and maintenance expenses. Additionally, Dovecot Pro has the capacity to expand both vertically and horizontally, accommodating hundreds of servers, millions of users, and multiple physical locations. The architecture is stateless and native, allowing for maximum adaptability, as every significant component can be independently deployed on dedicated nodes. Moreover, Dovecot Pro excels in providing top-notch support for all essential email standards, ensuring seamless Mail Delivery Agent capability through LMTP and Sieve, while also facilitating mail retrieval for various clients via IMAP and POP3 protocols. This robust infrastructure underlines its commitment to meeting the diverse needs of its client base. -
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Letterbox
Letterbox
FreeWho has access to your emails? In the case of traditional emails, they can be viewed by you, the recipient, all email service providers, and potentially others. However, with end-to-end encryption, only the sender and intended recipients have the ability to read those messages. The iOS application Letterbox simplifies the use of end-to-end encryption, is compatible with a majority of email services, and utilizes the standard encryption protocol OpenPGP. While Letterbox functions similarly to other common email applications, it highlights the security status of both incoming and outgoing messages, allowing users to differentiate between confidential and insecure emails. As a free open-source email client on iOS, Letterbox is part of an ongoing research initiative at Freie Universität Berlin. Though still under development, users will soon be able to access the app on their devices through Apple's TestFlight platform, ensuring that secure communication is more accessible than ever. This advancement aims to enhance user awareness regarding email security while providing a user-friendly experience. -
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Clyton is an email client that offers advanced security and spam filtering capabilities. The spam filter can be configured to support DNS blacklist checking (DNSBL). The default configuration will eliminate 85% of spam. Mail that appears suspicious but is not spam is quarantined for 24hrs. The blacklist is then retested to ensure the blacklist has enough time to respond to new sources of spam. The integrated address book allows for personalized mass-mailings. Without your permission, email received cannot run scripts, download multimedia or use embedded objects. Other features include whitelisting, encrypted storage, whitelisting and attachment viewer. You can also drag and drop messages, create message templates and use SSL encryption.
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MXroute features a remarkably robust system designed to guarantee that your legitimate emails reach their intended recipients without concerns about IP reputation. Our unwavering commitment to reliable email delivery ensures that we uphold the best standing with email service providers. We provide all the essential email protocols you anticipate, including SMTP, IMAP, and POP3. Additionally, we facilitate mail forwarding, also known as aliasing, and support plus addressing for added convenience. For webmail options, we offer a selection of platforms such as Afterlogic Pro (with CalDAV and CardDAV), Crossbox, Rainloop, and Roundcube, allowing you to choose according to your preferences. While we expect users to have a basic understanding of email usage and the DNS configuration necessary to utilize our service, we are always available to assist when needed, ensuring you never feel alone in your email experience. Our goal is to empower you with the tools necessary for seamless communication while providing exceptional support when required.
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MacSonik Gmail Backup Tool
MacSonik
$49 one-time paymentGmail Backup Tool Mac is a great utility that creates a backup of Gmail mailboxes, and saves it in a variety of formats, such as PST, PDF MBOX, MSG, or MBOX on macOS. The application can import Gmail emails directly to Office 365 and Yahoo Mail, Hotmail and IMAP. It allows users to backup their Gmail emails on MAC OS X. Import Gmail emails from Yahoo, Thunderbird and Amazon Webmail to Icloud, Zoho Mail, Icloud, Thunderbird, Icloud, Amazon Webmail, Icloud. You can set up a backup schedule for Gmail emails. This feature allows you to free up server space after the backup of email. Users are searching for a way to backup their entire Gmail mailboxes in PST format on a mockup MacOS. Gmail Backup Tool Mac is a highly-rated program that allows users to mail their mailboxes in PST formats. Gmail Backup Tool Mac allows users to import emails from Gmail to another Gmail account, without losing any data. -
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myMail
My.com
An efficient way to oversee multiple email accounts seamlessly is essential. If your email provider lacks push notifications, myMail has you covered. Tired of being disturbed by late-night emails or having your barbecue interrupted? You can choose when to receive those notifications, putting you in control. myMail enhances your inbox with profile pictures of your contacts, allowing you to instantly recognize who is reaching out. Additionally, it features icons from popular platforms for quick sender identification. For friends without avatars, no worries—myMail simply displays the initial of their name. Ultimately, myMail excels at what it’s designed to do: streamline your email management effectively, ensuring you never miss an important message. With traffic compression technology, your emails arrive in your inbox rapidly, allowing you to save your data for other activities, such as enjoying that entertaining video. This app maintains impressive speed even as your collection of messages and contacts expands significantly. Plus, myMail's user-friendly interface makes navigating your email a breeze, enhancing your overall experience. -
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Yahoo! Mail
Yahoo!
12 RatingsYahoo Mail offers a complimentary email service provided by Yahoo and features a mobile application designed for efficient email management. We appreciate your interest in the Yahoo Mail app, recognized as an excellent tool for organizing various email accounts, including Gmail, Microsoft Outlook, AOL, AT&T, and Yahoo itself. If you're looking for a streamlined inbox, enhanced personalization options, multiple displays for sorting deals, receipts, and attachments, or increased storage capacity, this app is equipped to meet your needs. With its user-friendly interface, managing your emails has never been easier or more efficient. -
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hMailServer
hMailServer
Free 1 RatinghMailServer is a complimentary and open-source email server designed for the Microsoft Windows platform. It is utilized globally by various entities, including internet service providers, businesses, governmental organizations, educational institutions, and individual users with a passion for technology. The server accommodates standard email protocols such as IMAP, SMTP, and POP3, making it compatible with numerous existing webmail systems. Additionally, it features a customizable score-based spam protection system and can be integrated with virus scanners to ensure that all incoming and outgoing emails are thoroughly checked for threats. This versatility makes hMailServer a popular choice for those seeking a reliable email solution. -
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Zentyal
Zentyal
€195 per serverEasily connect Windows® clients to your domain with Zentyal, ensuring a seamless user experience without the need for user or device CALs. This solution incorporates reliable SMTP and POP3/IMAP mail servers, utilizing well-established technologies and protocols for optimal performance. It guarantees secure Internet access while effectively managing essential network infrastructure services. Users can benefit from software updates until the end-of-life date for each version, and support is readily available when needed. Zentyal serves as an intuitive alternative to Windows Server®, featuring native compatibility with Microsoft Active Directory® for straightforward management of Windows® clients. Furthermore, it allows for flexible deployment options, enabling Zentyal to function as a mail server, domain and directory server, or a comprehensive all-in-one server solution for your organization. This adaptability makes it an excellent choice for businesses looking to enhance their network management capabilities. -
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Claws Mail
The Claws Mail Team
Claws Mail serves as an email client and news reader built on the GTK+ framework, offering a responsive, elegant, and advanced interface alongside simple configuration, user-friendly operation, a wealth of features, and strong extensibility coupled with reliability and stability. Its design is intentionally crafted to be approachable for newcomers transitioning from other well-known email clients while still catering to the needs of seasoned users. Nearly all functions can be executed using keyboard shortcuts, significantly enhancing usability. The software handles messages using the conventional MH format, which ensures quick access and safeguards user data. You can easily import emails from virtually any email client, and the export process is equally straightforward. Additionally, various plugins enhance functionality with features like an RSS aggregator, calendar, and management of laptop LED indicators. Claws Mail is made available under the GPL license, encouraging community contribution and improvement. With its combination of powerful features and user-centric design, Claws Mail stands out as a versatile choice for email management. -
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MailHog
MailHog
MailHog is a streamlined email testing tool designed for developers, taking inspiration from MailCatcher to simplify installation. By configuring your application to use MailHog for SMTP delivery, you can effortlessly view messages through its web interface or retrieve them via the JSON API. Additionally, it allows for the optional release of messages to real SMTP servers. You can explore the MailHog libraries to find various client libraries available for integration. The tool features an ESMTP server that adheres to RFC5321 standards and supports SMTP AUTH (RFC4954) alongside PIPELINING (RFC2920). Users can access a web interface to examine messages in different formats, including plain text, HTML, or raw source, while also supporting RFC2047 encoded headers. Real-time updates are facilitated through EventSource, enabling immediate visibility of new messages. Furthermore, MailHog includes a Chaos Monkey feature for testing failure scenarios, ensuring robustness in applications. For detailed message management, an HTTP API is provided to list, retrieve, and delete messages, with comprehensive documentation available for both APIv1 and APIv2. Security is enhanced with HTTP basic authentication for the MailHog UI and API, and it also supports multipart MIME, allowing users to download individual MIME parts. The system utilizes in-memory message storage, along with options for MongoDB and file-based storage to ensure message persistence, making it a versatile choice for developers. Overall, MailHog is a comprehensive solution that streamlines the email testing process while offering a range of features for effective message management. -
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MailEnable
MailEnable
$349MailEnable offers a comprehensive solution for secure email and collaboration services, gaining recognition in a recent independent survey as the leading Windows Mail Server Platform globally. Whether you are a large hosting provider catering to numerous users or a small business managing a single domain, MailEnable delivers a solution that is sure to satisfy your email users. The Windows Mail Server software from MailEnable boasts features that rival those of Microsoft Exchange, including robust messaging protocols like Exchange ActiveSync, IMAP, SMTP, and POP3, along with collaborative tools such as calendaring (CalDAV), contacts (CardDAV), tasks, and notes. This extensive feature set ensures that users have access to everything they need for seamless communication and organization. -
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Edison Mail
Edison Software
3 RatingsMuch of our time is consumed by managing emails, frequently focusing on topics related to innovation and productivity. At some point, the essence of effective communication became obscured. In response, we embarked on a mission to create the ultimate mobile mail experience. Stay organized with distinct categories, as the app’s assistant conveniently sorts messages for you, simplifying your search process. Just as peanut butter pairs perfectly with jelly, some features naturally complement one another. Receive timely alerts regarding changes to your flight status, including any delays, cancellations, or gate alterations. Keep an eye on price drops for recent purchases with notifications that help you save money. Use the assistant to access weather forecasts for your upcoming travels, ensuring you pack appropriately. Get real-time notifications when your packages are on their way, and easily check the details through the assistant. Tired of newsletters and mailing lists that clutter your inbox? The app can help you identify those you may wish to unsubscribe from. Additionally, the assistant provides quick access to directions for your next flight or hotel, allowing for effortless navigation with a single tap. By integrating these features, we aim to enhance your overall email management experience. -
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MailAI
MailAI
$25 per monthMailAI is an innovative email automation platform driven by AI that utilizes personal agents operating around the clock within secure, isolated environments to handle, respond to, and streamline your inbox and calendar workflows. These agents are capable of automatically replying to customer messages, tracking invoices through Stripe, arranging meeting times, compiling daily summaries of unread correspondence, and executing tailored tasks, all initiated by straightforward plain-English commands. Designed with enterprise-level data protection in mind, MailAI seamlessly integrates with essential tools such as Gmail, Google Calendar, and Stripe, allowing for interactive communication where users can instruct their agents with requests like “retrieve all emails from Sarah regarding the Q4 deadline” or “organize a check-in meeting and send out the invitation.” The platform boasts a suite of robust functionalities, including inbox management, task and invoice monitoring, customizable email templates, performance-driven workflows, and comprehensive compliance safeguards, ensuring a secure and efficient user experience. Additionally, it empowers users to reclaim valuable time by automating repetitive tasks, ultimately enhancing productivity and focus on strategic initiatives. -
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Sylpheed
Sylpheed
Sylpheed is a versatile, lightweight e-mail client that combines an array of features with ease of use. It boasts an intuitive user interface, making it accessible for both novices and advanced users, especially as it supports keyboard-centric navigation. Compatible with various operating systems, including Windows, Linux, BSD, Mac OS X, and other Unix-like environments, Sylpheed utilizes the GTK+ GUI toolkit, with the latest version requiring GTK+ 2.4 or higher, and 2.6 or later being recommended for optimal performance. As free software released under the GNU GPL (with its library components under the GNU LGPL), users can freely utilize, modify, and share the application. Sylpheed features a user-friendly 3-pane layout reminiscent of popular Windows e-mail clients like Outlook Express and Becky, making it particularly approachable for first-time users. The ongoing enhancements to its user interface ensure that Sylpheed remains a comfortable and efficient tool for managing emails. Additionally, the consistent updates reflect a commitment to improving user experience and functionality. -
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Xeams
Synametrics Technologies
$20.00/year/ user Xeams, a secure and powerful complete email server for Windows, Linux Solaris, MacOSX, and other flavors UNIX, is available. Xeams supports SMTP and POP3, as well as IMAP. It has a powerful spam filtering engine which eliminates up to 99 percent of junk mail upon installation. It is very user-friendly because it offers a flexible approach to email. -
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Bit SMTP
Bit Apps
Numerous website administrators encounter issues with spam emails when relying on the default PHP mail function in WordPress. There can be various limitations associated with email services, such as undelivered messages or exceeding the quota for outgoing emails. The Bit SMTP plugin provides a solution by allowing users to authenticate their site's email service through the configuration of their chosen SMTP server. This protocol enhances the ease and reliability of email delivery for WordPress sites. By utilizing this functionality, you can ensure that emails sent from your website reach your intended recipients via the mail server of your choice, ultimately improving communication effectiveness.