Best Email APIs of 2025 - Page 2

-- The email engine you can build on -- We're everything that happens under the hood of your email communications. Reliable Email API with endless capabilities & features ready for integration. Flowmailer's Email Engine provides all the tools you need to build a professional email strategy. From marketing to customer support, from account management to warehousing, every email sent is valuable. Flowmailer is built for continuous high-performance, no matter the emails you're sending. Take away the difficulties of email delivery and focus on creating meaningful email communications with your customers. Email Delivery | SMTP & API | Infrastructure | Transactional Email

YCloud provides a comprehensive solution that features top-tier capabilities while maintaining flexible and competitive pricing. It supplies essential communications infrastructure that empowers businesses to grow and evolve effectively. The web-based platform enables users to schedule messages with ease and flexibility. Capture attention and engage customers through tailored marketing campaigns across all channels, with no coding skills necessary. Seamlessly integrate with numerous applications to streamline your tasks, allowing you to focus on what truly matters, all without the need for coding. It also supports two-way messaging, ensuring a consistent connection with SMSC while delivering enhanced session connectivity and increased throughput. Additionally, it incorporates multi-factor authentication through SMS, voice, WhatsApp, and email, ensuring robust security measures to prevent fraud, data breaches, or revenue loss. YCloud's services not only enhance communication but also improve overall operational efficiency, making it an invaluable asset for modern businesses.

We are a group of passionate engineers dedicated to creating tools specifically designed for fellow engineers. Our mission is to develop the ideal email platform that we've always dreamed of — one that operates seamlessly and efficiently. You can receive instant notifications directly to your server, informing you whenever an email is delivered, opened, bounced, or a link is clicked. Furthermore, you can simulate events and test our API safely, eliminating the possibility of unintentionally sending genuine emails to actual recipients. In addition, our platform is supported by reputable IPs used by reliable senders, ensuring a balanced workload across various IP pools. Enjoy the benefits of a fully managed dedicated IP that not only warms up automatically but also scales according to your sending volume, all without any waiting periods. With our service, you can focus on what matters most: building and innovating without the headaches of traditional email systems.

Track delivery, clicks and bounce rates in real-time. Welcome to the lightning-fast delivery of transactional emails. Create beautiful, responsive emails with our drag-and drop email template builder in minutes. Supercharge your emailing abilities with our fully-warm-up dedicated IP address. Receive real-time notifications regarding email events. Use our webhooks for tracking email delivery, bounces and more. Get detailed, real-time reports on emails sent and opened. Using valuable insights, you can enhance your user's experience. Manage bounced emails with ease while ensuring that recipients who received the emails are not contacted again. Use our email API or the traditional SMTP to send emails via HTTP requests. Our email API integrates seamlessly with your website or app to ensure that your emails are delivered directly to your inbox.

Choose the best email SMTP or API for the most robust delivery experience. Netcore Email API, formerly known as Pepipost, provides a powerful transactional inboxing and AI-powered email delivery infrastructure that is reliable, scalable and secure, and at the most affordable price plans. We help brands engage with their customers with the right content at the right time via emails.

MailThis.to offers an intuitive API that is easy to remember and requires minimal documentation, allowing users to recall its functionality when needed and search for specifics online. You can quickly set up your first form in mere seconds, creating a lasting memory of the process. The platform supports features like spam filtering, form customization, and file uploads. Users can send their first 250 emails free of charge, after which the cost is just $5 for every additional thousand emails. To maintain privacy, you can create an alias, ensuring your email address remains undisclosed. Forms can be created using HTML, a form builder, or via JavaScript to generate POST requests directed to your inbox. With every form submission, you will receive an email notification; the initial email requires verification, and each visitor must complete a reCAPTCHA to fend off spam attempts. MailThis.to allows you to send up to 250 emails without the need for an account, completely free of charge. Since its inception in 2014, MailThis.to has served thousands of users with a straightforward form-to-email API, facilitating the delivery of millions of emails. We are eager to assist you in managing your email needs efficiently!

With over 700 direct carrier connections and 60+ offices on 6 continents, Infobip is a global leader in omnichannel communication. We make it our business to simplify how brands connect with, engage and delight their customers at global scale. Our programmable communications platform delivers a suite of tools for advanced customer engagement and support, plus security and authentication. We make this available to you across the widest range of communication channels possible. THE INFOBIP ADVANTAGE (1) Personalized omnichannel customer connections Achieve deeper customer engagement across the widest selection of local and global channels, including: SMS, RCS, WhatsApp, voice, video, email and the most popular chat apps. (2) Global reach, local presence Our 60+ offices around the world allow us to react faster. We provide 24/7 customer support, technical solutions in-line with needs and local requirements — based on proven best practices. (3) Full stack customer engagement Deliver better outcomes for your business by enhancing your communications with fully integrated contact center, marketing automation, and chatbot building solutions informed by our customer data platform.

Our goal is to enable customers by providing a straightforward email communication platform that operates efficiently and affordably. Mailazy ensures rapid email delivery, exceptional deliverability rates, reliable customer support, and budget-friendly pricing. With our globally distributed cloud infrastructure, we eliminate the challenges associated with large-scale email dispatching. Enhance your email performance continuously by utilizing a comprehensive array of key metrics to identify effective strategies and areas requiring improvement. Receive real-time alerts about various events, allowing you to stay informed. Simply set up your endpoints, specify the events to monitor, and configure the automated responses. Designed with developers in mind, the Mailazy email API facilitates seamless integration and swift email delivery, making it an indispensable tool for enhancing communication strategies. This ensures that your email outreach remains effective and responsive to your needs.

Mail360 serves as a robust email API platform designed to equip your application with comprehensive email functionalities, eliminating the need for you to develop these features independently. You can either link to an existing mailbox from a different email service or utilize our platform to host your users' inboxes, all powered by a singular email API that streamlines your application's email operations. Enjoy the benefits of secure and dependable two-way email synchronization across various providers in real-time, allowing you to sync, send, and receive emails from any location with just one integrated API. This universal email API empowers you to craft tailored email workflows for your application according to your specific requirements. Take your platform a step further by not only connecting with other email providers but also by hosting your application's mailbox, thereby seamlessly integrating it into your workflow without reliance on third-party services. With Mail360, enhance your application's communication capabilities and ensure a more efficient email management experience.

EmailIt is a multi-functional email sending service designed for both marketers and developers. It provides adaptable sending options via SMTP integration and a REST API, facilitating smooth incorporation with current applications and software. The platform emphasizes email deliverability with an extensive setup for sending domains, which includes the implementation of DKIM, SPF, and DMARC. Users can effectively oversee their audiences, create segments, and execute targeted campaigns with ease. emailit.com features an intuitive campaign builder and a comprehensive template library. In addition to real-time analytics and drip campaigns, it also includes built-in compliance tools to ensure users have all the resources necessary for successful email marketing endeavors. Whether your goal is to meaningfully engage your audience or to seamlessly integrate powerful email capabilities into your applications, EmailIt stands out as a robust solution for all your email sending requirements. With its focus on user experience and deliverability, it truly aims to enhance the email marketing landscape.

Transactional emails: Reach your inbox when it matters most Send personalized, fast transactional emails via API or SMTP. Enjoy the benefits of our global experience sending billions upon billions of emails. Personalized transactional emails are sent to inboxes and not to spam folders. You can customize your analytics with pre-built dashboards and an export API. For assistance, consult our award-winning Support team or read the documentation guides. Use custom tagging and whitelabeling to create conditional content. Globally distributed infrastructure: Automatic SPAM loop registration and prewarmed dedicated IPs. Analytics can be accessed in many ways, including custom tags, A/B testing capabilities and comparative reports. White-labeled click tracking, custom reverse DNS and rules engine are available. Custom return path is also available. This is the average delivery time for top 3 ISPs. It was sent from our MTAs and to the recipient's mail server.

Billions of people. Trillions of connections. One API. The Nylas APIs are powering applications with email, calendar and contacts that sync from any inbox around the globe. Nylas is the only company that provides an API for all email, calendar and contacts integrations. Contact records can be updated with missing information. A connection graph can make intros more warm. To create a single data source, combine data from each address book.

SendPost replaces manual hacks, messy workarounds and daily frustrations associated with your email API/SMTP provider. If you send a few thousand emails, most email API solutions will work well. You will choose one based on its price, features, or support. If you are a big sender, sending millions of emails each month, the real problem is here. This is when managing multiple domains, IP-Pols, and IP/Domain reputation becomes a major headache. Even a small drop in your email open rate, or delivery, can have a significant impact on your revenue. You need a solution that helps you identify the problem and provides quick solutions. You don't want spend hours looking through logs to determine if your domain, IP or sending reputation are low.

Enhance the effectiveness of your communications with Messangi’s customer engagement platform, ensuring that your messages are not only read but also acted upon. Utilize our innovative solutions and flexible API stack to design customer experiences that resonate with your audience. Our adaptable API stack allows for seamless integration of your customers' preferred channels directly into your business operations, facilitating a more personalized interaction. By partnering with us, you can develop a comprehensive strategy for customer engagement that kickstarts today. Reach out to your customers across various channels effortlessly to maximize the impact of your communications. For marketing executives and business owners alike, it is essential to optimize customer engagement effectively. Managing multiple platforms for different channels can be cumbersome and restrict your outreach. Outbound simplifies this process by providing a unified platform that consolidates messaging, broadens your reach, and boosts engagement. With our solution, you can instantly relay time-sensitive information to thousands of recipients at once, fostering timely interactions with your customers and improving their overall experience. Embrace this opportunity to elevate your customer engagement strategy and see the difference it can make.

Bluefox.email is an efficient solution tailored for SaaS businesses to create visually appealing and uniform transactional, triggered, and marketing emails while leveraging AWS SES for optimal deliverability. By utilizing pre-designed templates, your emails will display flawlessly on every device, including Outlook, providing a seamless user experience. This platform addresses frequent challenges such as design inconsistencies, rendering issues, and the risk of landing in spam folders, guaranteeing that your messages successfully reach their intended recipients. Users can take advantage of straightforward and reasonable pricing options: $100 annually or a complimentary plan featuring Bluefox branding. With the integration of AWS SES, the service offers an economical and reliable way to send emails without the worry of being marked as spam. Ultimately, Bluefox.email empowers businesses to enhance their email communication strategies effortlessly.

AWS Communication Developer Services (CDS) provide a suite of cloud-based APIs and SDKs designed to empower developers to integrate communication features into their applications or websites efficiently. You can enhance user engagement by sending targeted promotions and marketing communications that achieve high email inbox deliverability. Additionally, leverage scalable video solutions ideal for various use cases, including telehealth services, field support, and online education. Create an interactive voice response (IVR) system equipped to handle touch-tone inputs, conversational voice bots, and text-to-speech functionalities. Optimize your messaging strategy by utilizing automated workflows and event-triggered messaging across multiple channels, allowing you to reach your audience at the most opportune moments. Furthermore, track message recipients effectively by employing either static or dynamic segmented lists for precise communication.