Compare INBOX vs. turboSMTP

GetResponse offers an all-in-one marketing platform designed to equip marketers, solopreneurs, creators, coaches, and small business owners with powerful, user-friendly tools for email marketing, automation, and content monetization. With more than 25 years of experience, GetResponse supports audience growth and engagement through email campaigns, enables seamless course creation and sales, and helps turn passion into profit. It’s the ideal choice for building personal brands, selling products and services, and creating loyal customer communities.

Klaviyo empowers businesses to create smarter digital relationships by transforming customer data into meaningful, impactful experiences. From email and SMS to web interactions and reviews, Klaviyo makes it easy for B2C brands to engage customers at every touchpoint. Trusted by over 157,000 businesses, Klaviyo helps drive faster, more efficient revenue growth. Klaviyo’s 350+ integrations making getting started easy for marketers. Some key features of the platform include predictive analytics, AI automation, optimized templates, A/B testing, and intuitive segmentation and email flows to ensure marketers are reaching their audience with the right message at the right time. The solution also supports integration with payment processing and point of sale (POS) software solutions, such as Magento, Shopify, and WooCommerce.

Communicate with your customers through messages they find valuable and are motivated to respond to. Attentive offers an advanced SMS and email platform driven by AI, designed to assist businesses ranging from large retailers to budding e-commerce entrepreneurs in enhancing customer engagement and generating substantial revenue. Our services will enable you to accurately target your desired audience and track essential metrics, allowing you to fine-tune your marketing strategies effectively. With more than 100 versatile integrations, you can easily link our platform with your existing marketing tools for a more cohesive experience. We collaborate with cutting-edge leaders across various sectors, including retail and e-commerce, food and beverage, as well as media and entertainment. By utilizing Attentive’s innovative SMS and email solutions, you could potentially see a doubling of your return on investment within just a few months. Explore the benefits of our complimentary 30-day trial today to experience the difference firsthand.

EngageBay, a simple, affordable and integrated marketing, sales, and service automation platform, comes with free CRM. It was created to help small businesses and startups grow. The marketing automation suite allows you to save time, nurture your audience, and automate repetitive, manual tasks. The free CRM and sales automation allow you to organize all your contacts, track deals, and build your sales pipeline. You can also build lasting customer relationships. Finally, you can provide real-time support to customers with the helpdesk and live chat features. In minutes, track, prioritize, and resolve customer support tickets.

We work with you to make sure your inbox providers don't send spam emails to your email. In just a matter of weeks, our clients have seen their open rates increase by more than DOUBLE! High-engagement recipients open emails and scroll down as they read. This should be done for almost all emails that are opened, as long as the content is not longer than the page. If a recipient takes an email from spam and goes out of their way, it is telling the inbox provider that they made a mistake. Inbox providers will be able to tell if you move an email from the promotions folder into the primary inbox that you don't agree with their sorting criteria. It and other similar emails should go directly to the primary mailbox. It shows that the recipient is interested in your email content. The inbox provider can interpret this as "This email is extremely important, please do not send it to spam."

HubSpot is an AI-powered customer platform with all the software, integrations, and resources you need to connect your marketing, sales, and customer service. HubSpot's connected platform enables you to grow your business faster by focusing on what matters most: your customers. HubSpot CRM is more than just a tool. It's the lifeblood of your business. Our CRM is the ultimate solution to empower your team to create deeper customer relationships. It transforms how you interact with your clients. It offers a seamless integrated platform for sales and marketing, as well as customer service. HubSpot CRM gives you unparalleled insight into your customer interactions. It's all organized in a simple, intuitive dashboard that will increase the efficiency of your team. Our platform is designed to grow with your business, providing scalable solutions to adapt to changing business needs. HubSpot CRM also offers a robust, free version that is packed with essential features. This makes it the ideal choice for ambitious businesses. HubSpot CRM is the future of customer management. Every interaction with customers is an opportunity to grow. Get a demo to learn about our premium software, or get started with our full suite of free tool.

Shape Software's purpose-built sales and marketing automation software empowers you to manage all aspects of your business from one platform. The cloud-based software from Shape offers many tools to help you manage and automate your online marketing, promotions via text, email and digital marketing ads, capture leads from online sources, nurture prospects and customers and project manage your day. You can also offer customers a secure portal to streamline your intake processes, systematically score leads with ShapeIQ, and run detailed custom reporting. Start growing your revenue with Shape's flexible suite of services today.

Neon CRM is a powerful and trusted database solution designed for growing nonprofit organizations and membership associations. Neon CRM was built for nonprofit people, by nonprofit people. Our people-centered approach to record management will provide your organization with immediate insight and data metrics to help build and sustain authentic and valuable relationships with constituents. Continually engage with your supporters through Neon CRM's built-in email marketing, prospect management tool suite, and get creative with automated workflows and triggers. The built-in functionality is limitless. Grow your organization with Neon CRM's complete fundraising, membership, event and volunteer management tool-set, online shop capabilities, automated receipting and communication, and over 50+ integrations with industry partners. Truly understand the full context of how people are connected to your organization - why people support you (financially and through their time), and how they continually engage with your organization.

Act! Advantage, a full front-office CRM solution with all-new functionality that unites sales, marketing, and customer management in one intuitive, affordable platform, is the culmination of nearly four decades of feedback. Every feature is designed to reflect how today’s SMBs run their businesses and helps them stay organized, attract new customers, and turn relationships into results. Act! Advantage includes the largest injection of new functionality in Act’s history, broadening its footprint across your entire front office, and reducing your need for costly, third-party tools. Additionally, you can select the perfect fit, cost-effective tier to meet your current needs with peace of mind knowing that Act! will grow with you.

Looking for fast, easy solutions to protect your entire data lifecycle? Look no further. Melissa’s Web APIs offer a range of capabilities to keep your customer data clean, verified, and enriched, powered by AI-driven reference data. Our solutions work throughout the entire data lifecycle – whether in real time, at point of entry or in batch. • Global Address: Verify & standardize addresses in 240+ countries & territories with postal authority certified coding & premise-level geocoding. • Global Email: Verify email mailboxes, syntax, spelling & domains in real time to ensure they are deliverable. • Global Name: Verify, standardize & parse person & business names with intelligent recognition of millions of first & last names. • Global Phone: Verify phone as active, identify line type, & return geographic details, dominant language & carrier for 200+ countries. • Global IP Locator: Gain a geolocation of an IP address with lat & long, proxy info, city, region & country. • Property (U.S. & Canada): Return comprehensive property & mortgage data for 140+ million U.S. properties. • Personator (U.S. & Canada): USPS® CASS/DPV certified address checking, name parsing & genderizing, phone & email verification are all easily performed with this API. With these tools at your disposal, managing and protecting your customer data has never been easier.