Best Free Calendar Software of 2025

Bordio is a project management software designed to help teams organize their projects and tasks efficiently. As a task management tool, Bordio allows you to plan out your team's week using a project planning calendar, prioritize tasks on a kanban board, and set reminders for meetings—all in one integrated platform. Imagine effortlessly dragging and dropping tasks into your online calendar, color-coding them for clear visibility of today’s priorities and upcoming commitments. Got a meeting? Schedule it directly in Bordio’s work board and streamline your workflow by eliminating the need for multiple apps. Plus, you can engage in real-time chat within a task, keeping all related conversations and files organized and accessible. Bordio’s integration with Google Calendar enhances this functionality, creating a unified view of all your schedules. This project management tool offers an affordable solution for comprehensive work management. It serves as both a team management software and project tracker, making it easier to manage workloads, track progress, and ensure projects are completed on time. With features like the task tracker and team task planner, Bordio empowers you to monitor each task's progress.

The best email client for Windows or macOS will boost your productivity and increase your email efficiency. eM Client is a fully featured email client that has a simple and clean interface. It offers features for tasks, calendars, online meetings, contacts, notes and chat. Schedule online meetings with integration with Zoom, MS Teams, Google Meet and more. Use cloud attachments to keep control over your files via Dropbox, Google Drive etc. eM Client is compatible with every email service that can use IMAP, POP or Exchange Web Services protocol. This email client is compatible with Google Workspace, Microsoft 365 Outlook, Exchange, and many more. eM Client improves email communication for both professionals, businesses and home users. It includes advanced features such as server-side search, instant message translation, "Snooze" and "Watch for replies", synchronized tags, and easy email encryption (PGP/S/MIME). Ensure privacy with automatic blocking of mail-tracking pixels. You can also customize the look and available features to make sure it works best for your specific needs - create your own theme or select one of the pre-set ones, customize your toolbar, shortcuts and message list.

Connect, organize, and accomplish tasks efficiently with everything you need—email, calendar, and contacts—all seamlessly integrated in one location. Experience enhanced productivity as you manage emails, schedules, tasks, and more, all from a single interface. With Office integration, you can easily share files directly from OneDrive, access your contacts, and view LinkedIn profiles without any hassle. Schedule conference rooms and manage meeting RSVPs directly through your calendar for a streamlined experience. Collaborate effectively by sharing calendars to coordinate plans and check your colleagues' availability effortlessly. Enjoy peace of mind with the robust security measures that are trusted by some of the largest organizations globally. Outlook works tirelessly to safeguard your sensitive information while ensuring it does not hinder your workflow. It anticipates your requirements by automatically adding travel plans and bill payments to your calendar, complemented by smart reminders that help you stay organized. With an efficient search feature, finding the information you need is quick and easy, making your workday smoother than ever.

Calendly is a modern scheduling platform that helps individuals, teams, and organizations save time and reduce the hassle of booking meetings. With Calendly, you can set your availability, share a custom link, and let invitees pick a time that works — all without the back-and-forth emails. The platform syncs automatically with your existing calendars, avoiding conflicts and keeping everyone in the loop. Ideal for professionals across sales, recruiting, customer success, consulting, and more, Calendly supports one-on-one meetings, team availability, group sessions, and automated lead routing through round robin scheduling. Built-in time zone detection, buffer settings, and meeting limits ensure control over your schedule, no matter how simple or complex. Calendly integrates seamlessly with your existing tech stack, including Google Calendar, Outlook, Zoom, Microsoft Teams, Salesforce, HubSpot, Slack, and payment tools like Stripe. Automate reminders, follow-ups, and post-meeting workflows to keep your process running smoothly. From solo entrepreneurs to enterprise teams, Calendly helps you schedule smarter and make every meeting count. Get started for free—no credit card required.

Maximize each day to its fullest potential. The latest Google Calendar application allows you to focus less on organizing your agenda and more on savoring your moments. Experience your Schedule in a new way; the Schedule View feature animates your calendar, presenting upcoming events with visual aids like images and maps for better clarity. Everything you need is at your fingertips, with multiple perspectives on your day, week, and month, along with invitations and a web calendar, ensuring comprehensive management of your time. Rest easy knowing that all your events are securely stored online; even if your phone is lost, your address book remains intact. Easily navigate through different calendar views by switching seamlessly between monthly, weekly, and daily layouts. Additionally, events from Gmail—such as flight bookings, hotel arrangements, concert tickets, and dining reservations—are automatically incorporated into your calendar. Manage your tasks efficiently by creating and viewing them alongside your scheduled events. Integrating video conferencing into your calendar events is a breeze, enhancing connectivity and collaboration. With smart suggestions for event titles, locations, and participants, creating events becomes a quick and effortless process, allowing you to optimize your planning experience.

Google Workspace, the enhanced version of G Suite, brings together all the essential tools you need to boost productivity in a single, user-friendly platform. This integrated workspace simplifies your workflow, allowing you to focus more on your tasks rather than on managing them. With advanced AI and search capabilities, Google Workspace enables you to prioritize what truly matters while it takes care of the rest. You can work seamlessly from any location and on any device, even without an internet connection, thanks to customizable tools designed to cater to your team's specific requirements. Just like G Suite, Google Workspace offers bespoke email solutions for businesses along with a suite of collaborative tools, including Gmail, Calendar, Meet, Chat, Drive, Docs, Sheets, Slides, and Forms. Explore our assortment of plans tailored to address your distinct business needs, and find the one that aligns best with your goals on our pricing page. Experience how Google Workspace can transform the way your team collaborates and achieves success.

Thunderbird is a no-cost email client that is simple to install and personalize, packed with an array of impressive features! It enhances your email experience by combining efficiency, security, and the most recent technologies. You can concentrate on the essential tasks without getting bogged down by unnecessary complexities. Various features, including integrated Do Not Track capabilities and blocking of remote content, collaborate to protect your privacy and security, allowing you to relax knowing your information is safe. With the help of Add-ons (Extensions & Themes), you can quickly transform Thunderbird's appearance and functionality to suit your preferences. Additionally, you can keep track of your schedule and significant events with a calendar that seamlessly integrates with your Thunderbird email, enabling you to manage multiple calendars, create daily to-do lists, invite friends to gatherings, and subscribe to public calendars. As an open-source initiative, Thunderbird invites anyone to participate by sharing ideas, designs, code, and volunteering time to assist other users in the community. This collaborative approach not only enhances the software but also fosters a sense of belonging among its users.

The Vivaldi browser enhances your online experience by safeguarding against trackers, blocking intrusive advertisements, and empowering you with distinctive built-in functionalities. Experience fast browsing with Vivaldi. Crafted with user preferences in focus, Vivaldi is a versatile web browser that boasts a plethora of features and customization capabilities, making it an invaluable tool for internet navigation. A standout aspect of Vivaldi is its innovative tab management system, which simplifies the organization and handling of numerous tabs. Furthermore, Vivaldi includes various built-in tools, such as a comprehensive notes and bookmarks manager, along with the option to capture and share screenshots effortlessly. Designed to prioritize speed and security, Vivaldi incorporates essential features like integrated ad-blocking and strong privacy measures. In conclusion, Vivaldi provides a distinctive and tailor-made browsing journey for users seeking greater autonomy and adaptability in their online activities, allowing them to personalize their digital experience further.

Access your images, documents, notes, and additional content seamlessly across all your devices, ensuring they remain secure, current, and accessible no matter where you are. In the event that you misplace a device, you can utilize Find My iPhone via iCloud.com to track it down, activate Lost Mode, or remotely erase its data. Keep your files safely stored in iCloud Drive, enabling easy sharing with friends and coworkers. You can also modify or upload photos and videos on any single device and instantly view them across all your devices, enhancing your productivity and connectivity. This way, your important content is always at your fingertips, ready to be accessed whenever you need it.

Countless individuals depend on Any.do, the leading to-do list application, to maintain organization and enhance productivity. Renowned as the most user-friendly and effective to-do list app, it has received top accolades from major platforms like Apple, Google, The Verge, and Forbes. You can set reminders to ensure that important tasks are never overlooked. With robust options for one-time, recurring, and location-based reminders, you're equipped to ensure that essential items are always addressed. No matter where you find yourself, your to-do list is always within reach. Any.do is accessible on mobile phones, laptops, desktops, tablets, and even smartwatches! Your tasks seamlessly sync across all devices, empowering you with unparalleled control over your responsibilities. This versatility makes it easier than ever to stay on top of your daily obligations.

Spike integrates all your workspace into one Inbox. This includes email, chat and calendar, calls, team collaboration, tasks, calls, and even calls. You can now do your work in one feed so you don't have to switch between apps. Spike's conversational email merges traditional email with instant messaging, eliminating cluttered email threads. Live collaboration and real-time communication allow for better interactions and a more human communication environment. Spike is available for iOS, Android, Mac and Windows.

Tuta provides a privacy-focused email service that guarantees end-to-end encryption, securing all your data from unauthorized access. Featuring quantum-safe cryptography, Tuta protects your communications with the highest standards of security. Its intuitive apps for Android, iOS, and desktop ensure an easy and efficient experience for users, with no ads and complete privacy. Tuta also supports custom domains for professional use and remains committed to sustainability by using 100% renewable energy for its operations.

Tockify offers a visually appealing pinboard calendar along with sleek, modern designs for month grid and list/agenda style calendars that are also optimized for mobile viewing. Seamlessly integrating with your website, Tockify enhances its aesthetic appeal and leaves a lasting impression on your visitors. Gone are the days of settling for a clunky calendar that detracts from your site's overall style. With Tockify's intuitive customizer tool, you can effortlessly adjust every detail of your calendar, including colors, fonts, and layout, all without needing any coding skills. You can easily set up daily, weekly, or monthly events while having the flexibility to move or cancel specific repetitions as needed. For instance, if you have an event that recurs on the second and last Tuesdays of each month, it's a breeze to manage. Additionally, the event submission feature allows your community members to propose events, which you can subsequently review and approve before they go live. To enhance user engagement, you can also add a prominent promotion button for any event, directing visitors to your ticketing or booking pages. This comprehensive solution not only organizes your events but also enriches user interaction.

Breeze is a streamlined scheduling tool designed to eliminate the hassle of coordinating meeting times through email or text. By integrating with your Google Calendar, it allows guests to effortlessly book appointments via a straightforward web interface. You can create an unlimited number of Breeze pages, each tailored to a specific type of event you set up, with each page featuring its own unique URL that you can easily share with attendees. Whether for professional engagements or personal activities, you can establish event pages that reflect your availability without any complications. Setting your preferences is a breeze; simply share your Breeze pages with your guests and let the application handle the logistics. When someone schedules a meeting, Breeze will automatically add it to your calendar and generate a link for a Google Meet or Zoom call. Breeze is particularly beneficial for entrepreneurs and teams across the world, functioning seamlessly across various time zones with its automated detection and configuration features. You can enjoy a stress-free scheduling experience while maintaining control over your time and commitments.

The Calendar application is a default feature offered by Apple for its iPhone, iPad, and Mac devices. It seamlessly integrates with Apple Mail, providing users with the ability to manage their schedules and utilize it as a calendar tool. Additionally, this app enhances productivity by allowing users to set reminders and organize events efficiently.

Our mission is to support salons, spas, and beauty professionals by providing the most effective appointment booking system, allowing you to concentrate on delivering exceptional care to your clients. We enable you to maintain organization, enhance productivity, and accelerate the growth of your business. With our user-friendly online booking platform, your clients can effortlessly schedule appointments. You can manage your business calendar from anywhere, oversee your staff, and minimize no-shows with automated text reminders. Amplify your business through text marketing and client engagement tools that operate seamlessly in the background. Simplify the scheduling of appointments, marketing via text, client nurturing, staff calendar organization, and much more. Begin managing your appointments with confidence and ease, and take advantage of our free trial to attract more clients. Keep your clientele engaged with your services, gather more reviews, and communicate effectively using our two-way text messaging feature. Equip your team with straightforward and intuitive tools that make their jobs easier and more efficient. Ultimately, our platform is designed to empower beauty professionals to thrive in a competitive market.

A collaborative calendar designed for teams. It streamlines the process of organizing, scheduling, and sharing events. Gain insight into who is involved, what is happening, where it will take place, and when it is scheduled across your team. Enhance communication by reducing the need for excessive emails, messages, spreadsheets, or the hassle of copying and pasting information. Empower team members with personalized calendar access tailored to individuals and groups, ensuring autonomy while maintaining security. Improve resource management, prevent scheduling conflicts, and assign tasks efficiently without losing track of overall objectives. Centralize all relevant information in one location, including images, documents, links, notes, and comments with timestamps for events. This approach not only boosts productivity but also fosters better collaboration within the team.

FullCalendar creates actual React virtual DOM nodes, allowing you to take advantage of Fiber, which is React's highly efficient rendering engine. You can minimize your project's bundle size by utilizing the modular plugins offered by FullCalendar. If you encounter a challenging issue, start by consulting the documentation for guidance. Should you still be at a loss, consider searching online for additional resources. If your quest for answers remains unsuccessful, don't hesitate to post your inquiry using the StackOverflow fullcalendar tag; remember to properly tag your question as fullcalendar. Are you interested in supporting the advancement of the FullCalendar project? Its popularity has surged in recent years, leading to numerous opportunities for improvement, and any time or effort you can offer will be immensely valued! Together, we can enhance the functionality and reach of FullCalendar for everyone involved.

With Calendar Contacts, managing and keeping track of your connections becomes a breeze, enabling you to send out meeting invitations, introduce colleagues, and allocate time on your calendar for socializing with friends. Whether you're arranging a lunch meeting with a coworker, enjoying a coffee catch-up with a friend, or preparing for a conference call with a client, Calendar Contacts simplifies the event creation process. The integration of your contacts with the calendar allows guest invitations to be dispatched in mere seconds, streamlining your scheduling efficiency. As your needs and behaviors evolve, Calendar will continue to adapt, offering an array of tools to enhance your experience. As your organization expands, the complexity of managing various processes increases, often leaving your scheduling system outdated. Calendar adeptly categorizes project meetings, helping you understand the connections between your commitments and the individuals involved, ensuring that your scheduling remains effective and relevant. With such capabilities, you can focus more on building relationships and less on logistics.

EssentialPIM is an award-winning email client that also offers complete information management. It manages all your email messages, appointments and contacts, tasks, notes, password entries, and tasks with intuitive, easy-to-use tools.

Your calendar serves as a comprehensive record of your life, and Proton Calendar prioritizes your privacy. With automatic end-to-end encryption, Proton Calendar ensures that all your events remain secure. Events shared by users of other calendars are protected through zero-knowledge encryption, guaranteeing that details such as titles, descriptions, locations, and guest lists remain confidential, even from Proton. This service allows you to efficiently manage your schedule while safeguarding your personal information. Developed by the creators of Proton Mail, which is recognized as the largest encrypted email provider globally, Proton Calendar has attracted over 50 million users, including prominent organizations. Additionally, Proton Calendar includes a Proton Mail address for sending secure event invitations, enhancing your organization capabilities. You can conveniently add new events to your calendar directly from your Proton Mail inbox, streamlining your scheduling process even further.

Lemcal is an innovative tool designed to automate your meeting scheduling process seamlessly. It removes the hassle of tedious back-and-forth communication, making it easier for you to secure more meetings. By connecting lemcal to your Microsoft or Google accounts, users can conveniently book time slots directly into your calendar, ensuring a smooth experience. Additionally, lemcal enables you to import your existing Calendly schedules in mere seconds, enhancing its functionality. It also creates a tailor-made booking page, which can help you attract new leads, minimize no-shows, and strengthen your personal or corporate brand. Furthermore, lemcal automatically monitors the effectiveness of your meetings and integrates your leads with your favorite tools, ultimately streamlining the scheduling process. It supports synchronization with lemlist, Google Calendar, Microsoft Teams, and has Zoom integration on the horizon. Your unique lemcal link directs to your personalized booking page, where individuals can effortlessly arrange meetings with you, so don’t miss the chance to sign up and secure your distinctive link today. With lemcal, you can transform how you manage your time and enhance your productivity.

Smart AI scheduling for busy team. Reclaim is a scheduling app powered by AI that finds the optimal time for your meetings and tasks. It also helps you to schedule breaks, habits, and habits. Integrate your project manager app or to-do lists to automatically find the most efficient time to complete your tasks. Create your own task list using Reclaim! Schedule your habit routines to coincide with your other calendar events. Want to schedule lunch every day, plan your weekly events on Friday afternoons or code 3x per week? Find the best time to meet with your one-on-1 every week. Reclaim will analyze the calendars of both parties to find free time and automatically reschedule Smart 1:1s in case of conflict. With "high-priority", "flexible duration", and "high-priority" Scheduling links, you can book more meetings (and better meetings) faster.

Email, meet AI. Canary can send your emails, prioritize what is important, silence spam, and much more. Say hello to your Inbox Copilot!

Manage your business projects efficiently with Jira Work Management, previously known as Jira Core, which provides a comprehensive view of all project details. This software aids in organizing your team and projects effectively, starting with a defined workflow that allows for seamless task tracking. The Cloud version of Jira Work Management offers boards that visually represent workflows, enabling you to easily move tasks from pending to completed status. Task management is simplified with all essential elements like statuses, comments, and attachments conveniently located in one interface. This ensures that everyone stays informed about the project's specifics without the need for constant emails or meetings. Additionally, real-time notifications alert you when your input is required, making it easy to monitor task progress and workload distribution among team members. With Jira Work Management, you can keep tabs on your team's projects through various methods, including concise overviews and personalized dashboards, enhancing overall productivity and collaboration. Furthermore, the ability to customize views allows teams to adapt the software to their unique workflow needs.