Customer.io vs. Neoletter Comparison Chart

Send messages your customers want to read (and act on). Attentive’s AI-powered SMS & email platform helps retail enterprises to e-commerce entrepreneurs engage customers and drive billions in revenue. We'll help you target the right audience and measure your most important metrics to optimize your marketing program. And with over 100 flexible integrations, you can seamlessly connect to the rest of your marketing stack. We partner with industry innovators in retail & e-comm, food & beverage, and media & entertainment. Attentive’s AI-powered SMS & email platform will double your ROI in just a few months. Learn more about our free 30-day trial.

Email is the backbone of your customer engagement. The Twilio SendGrid Email API is the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. Our flexible Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.

EngageBay is a simple, affordable, integrated, all-in-one marketing, sales and service automation platform with free CRM, built to grow small businesses and startups. The marketing automation suite helps you save time, nurture your audience and automate routine, manual tasks. With the free CRM and sales automation, you can organize all your email contacts, track deals, and the sales pipeline to grow your sales. Further, you can build meaningful customer relationships that stay for life. And finally, with the free live chat and helpdesk features, provide real-time assistance to convert visitors to happy customers. Track, prioritize, and solve customer support tickets in minutes.

GetResponse provides all-in-one marketing software that empowers marketers, solopreneurs, coaches, creators, and small business owners with affordable, easy-to-use tools for email marketing, marketing automation, and content monetization. With over 25 years of expertise, GetResponse goes beyond email with tools to help grow and engage audiences, create and sell courses, and turn ideas into income. It’s the go-to solution for building a personal brand, selling products and services, and fostering a loyal community.

Virtuous is much more than a CRM - it is the only responsive fundraising platform designed to help nonprofit teams build better donor relationships and grow generosity. The world of fundraising has changed. Virtuous is your growth partner for the new normal ⏤ unifying fundraising, marketing, and donor development activities, ridding teams of redundant back-office tasks, and surfacing the insights and signals needed to deliver dynamic donor experiences at scale. Giving is deeply personal. We believe fundraising should be too. Virtuous is everything you’d expect from a robust CRM, plus data insights to help you build deeper donor relationships: email marketing, mail segmentation, campaign tools, and more, designed to increase engagement. Data-driven donor insights powered by wealth, social media, engagement, location, and other data to help you listen to constituents at scale. See how Virtuous can unify and empower your teams to exceed your goals.

Riddle is an online platform for creating interactive content such as quizzes, surveys, personality tests, prediction games, and leaderboards. Our customers create content on our platform and then embed it on their website. The goal? Increased engagement, lead generation, segmentation, and content monetization - all 100% GDPR compliant. What functions does Riddle offer? Riddle solves the following problems for its customers: - More user engagement and higher time on-site - Multiplication of available ad slots and easy creation of branded & sponsored content - Collecting zero-party data - Generation of qualitative leads - Create competitions and prize draws both online and live during events - Understanding user behavior and preferences Our features include: - Our plans are unlimited - no limit on views, starts and leads. - Create quizzes, surveys, polls, personality tests, and leaderboards. - Embedding of content on the web and in apps is possible.

HubSpot brings your marketing, sales, and service teams together on the same AI-powered customer platform. HubSpot CRM is not just a tool; it's the heartbeat of your business. Designed with passion and precision, our CRM stands out as the ultimate solution for empowering your team to build deeper customer relationships. It transforms the way you engage with your clients by offering a seamlessly integrated, all-in-one platform for sales, marketing, and customer service. With HubSpot CRM, you gain unparalleled insights into your customer interactions, all organized in an intuitive, easy-to-navigate dashboard that promises to skyrocket your team's efficiency. Our platform is engineered to grow with you, offering scalable solutions that adapt to your evolving business needs. What's more, HubSpot CRM includes a robust free version, packed with essential features, making it the perfect choice for ambitious businesses of all sizes.

Shape is purpose-built sales and marketing automation software that comes with pre-built features that can be configured for any business. The easy-to-use interface empowers your teams and consolidates all aspects of your business in one AI platform. Shape provides a collaborative space for your teams to stay aligned and efficient in everything they do, whether it's streamlining your sales pipeline, engaging more prospects with marketing sequences and digital ads, nurturing customer relationships, communicating seamlessly, or tracking projects. Start growing your revenue with Shape's suite of services today.

Advertisers worldwide use Kochava to measure what matters most across any channel, any device, and any audience. Founded in 2011 as one of the first mobile measurement partners (MMPs), Kochava now supports campaign measurement on mobile and beyond. Tap into multi-touch attribution, modern MMM, and always-on incremental measurement disciplines to achieve a data-driven, privacy-durable growth strategy. Know which omnichannel tactics drive customer acquisition and retention across connected devices. Key features include: omnichannel app attribution & analytics, cost & ROI measurement, deep linking, marketing data management & ETL support, ad fraud detection & prevention, and strategic services. The Kochava library of software development kits (SDKs) provide out-of-the-box measurement support across mobile, CTV, web, and other connected devices. Built-in integrations enable clients to activate and measure campaigns with thousands of ad networks, CTV platforms, publishers & more.

Act! Premium is perfect for small and midsize businesses looking to market better, sell more, and create customers for life. With unparalleled flexibility and freedom of choice, Act! Premium accommodates the unique ways you do business, whether it’s on-premises (Act! Premium Desktop), in the cloud (Act! Premium Cloud), or, you can leverage a hybrid deployment for maximum flexibility! Act! also offers customizations to fit your specific business or industry processes or your preferences for deployment and access, the possibilities with Act! Premium are limitless. Act! Premium includes powerful CRM and Marketing Automation tools in one platform, making it easy for you to up your sales and marketing game – and ultimately create customers for life.