Best Email APIs for WordPress

Say hello to Brevo (formerly Sendinblue) — the platform that helps you build customer relationships across Email, SMS, Chat, and more. The complete toolkit to turn one-time browsers into long-term customers. Connect with contacts directly in their inbox with beautifully designed email campaigns. Send targeted messages that land straight in your customers' pockets. Brevo empowers businesses to build and grow relationships through marketing automation, email campaigns, transactional emails and SMS messages. What makes us different? Brevo is powered by our world-class customer happiness team and we offer pricing plans guaranteed to make you smile. Our platform combines a robust suite of services within a single, user-friendly solution. Happy Sending!

SendX is an Intuitive, Affordable & Feature-rich Email Marketing Software for marketers & business owners. SendX prides itself on enabling marketers with one of the simplest UIs in the industry. SendX provides unlimited email sends with every plan, powerful automation capabilities, 24x7 live support, best of breed email deliverability. 3000+ companies worldwide trust SendX for their Email Marketing. Pricing: - Start with 14 days free trial (no credit card required). - Pricing starts at $9.99/month Key Features & Benefits: - Send Unlimited Email Campaigns - Build Your Email List with forms and pop-ups - Powerful Automation Tools - Design with Drag & Drop Email Editor (no coding required) - Best Of Breed Email Deliverability (get emails delivered in the primary inbox) - Free Migration Service (we will migrate your email marketing account from any ESP for free) - 14 days Free Trial (no credit card required, instant setup)

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.

The email solution for fast-moving teams. We know how hard it can be to find an affordable and effective email service. Mailjet is the perfect solution for your needs, our advanced features help you grow your business at a very reasonable price. Effortlessly craft beautifully responsive email in just a few clicks with our email editor, Passport. Use our rich library of free email templates or create your own design from scratch. Use Mailjet’s Collaboration Toolkit to work on the same email template or campaign in real time to increase your team’s efficiency. Drastically shorten feedback cycle with commenting and approval workflow features to go faster. Personalize each email with customer data you collect and segment your contact list to send the right content to the right customer. It’s easy to make each of your recipients feel special. Optimize the performance of your campaign with real-time statistics available with each sending.

A multi-channel marketing automation platform designed to help marketers create personalized promotional campaigns. Users can choose between email, SMS, and web push notification or build an elaborate message sequence by combining several channels in a single campaign. When it comes to email marketing, the platform packs all the necessary tools to automate lead nurturing and lead generation. Users can create custom subscription forms and grow their mailing list. Intuitive drag and drop allows users to design mobile-friendly email templates or choose a predesigned one from a massive gallery. The company, also, offers a transactional email service that users can use to send up to 12000 free emails via SMTP or API. SendPulse has its own chatbot builder. Users can create a Facebook Messenger chatbot or a Telegram chatbot and use it to send personalized campaigns or as an autoresponder.

We know time is your most precious resource. You shouldn't have to waste it fussing with complicated email platforms. Benchmark Email makes the tools you need simple, so you can get back to building relationships, accelerating your business and raising the bar. More efficiently leverage your most valuable marketing assets: your growing audience. Try out Benchmark for free to discover how simple effective email marketing can be. Benchmark has a suite of tools designed to keep up with your drive, including contact management. Take full advantage of Benchmark’s capabilities by upgrading to Pro and see just how much using the right tools can impact your company’s growth. Emails are mobile responsive, easily branded, and ready to delight subscribers in the inbox. Build your subscriber list with forms, pop-ups and landing pages. Easily add contacts to Benchmark Email from your favorite platforms. Connect with more subscribers every month to grow sales.

Zoho CPaaS (formerly Zoho ZeptoMail) is a multi-channel transactional communications platform that helps businesses send and manage customer communications across Email, SMS, WhatsApp, and Voice. It provides developer-friendly APIs, SDKs, webhooks, analytics, and communication management tools to help teams integrate and automate transactional communications into their applications and business workflows. Zoho CPaaS is designed for developers, product teams, SaaS companies, e-commerce businesses, fintech companies, and logistics organizations that need to send time-sensitive customer communications reliably across multiple channels. Common use cases include one-time passwords (OTPs), password resets, payment notifications, order and shipment updates, appointment reminders, security alerts, invoices, and other transactional notifications.

EmailLabs is part of the Vercom S.A Group, which implements technology solutions in the CPaaS model. We are a cloud SMTP server infrastructure: Cloud SMTP & Email API. With years of experience in sending to the most informed senders, we can make a measurable contribution to building email reputation and improving deliverability. We take care of standardization and security of both marketing, transactional and system messages of our customers. Thanks to the in-depth knowledge of our experts, we are able to prepare the infrastructure to ensure appropriate throughput and increase the sending speed for any market and any mailbox provider. Plug EmailLabs into your transactional sends - start sending in less than 5 minutes.

Mtalkz is a Cloud based platform offering SMS marketing software. It enables businesses to connect, engage and grow customers using cloud based portfolio of services including SMS, RCS, Voice, Email, WhatsApp, Google Verified SMS, and Chatbots with agile marketing automation solutions. It also provides a marketing automation tool that automates data ingestion, content creation, customer journeys, campaign triggering, and real time reports. It provides solutions to over 400+ enterprises and expands its portfolio to simplify engagement and increase conversions.

MailerSend is a hassle-free transactional messaging service designed so that developers can integrate transactional email, SMS, and now WhatsApp quickly and effortlessly into their stack. Intuitively designed so anyone can contribute, with a powerful sending infrastructure and flexible payment plans that empower you to scale your sendings quickly. With over a decade of deliverability expertise, and inbuilt email verification, you can rest easy knowing your sender reputation will remain intact. Plus, premium features including sender identities, dedicated IPs, and priority support make for an advanced, comprehensive solution. Get started for FREE with 500 emails, then upgrade for as little as $7/month for up to 5000 emails. Want to try more? Get a 14-day free trial of our Professional plan and test-drive every feature it has to offer.

SMTP Senpai is MailSenpai's EU-hosted SMTP relay and REST email API for password resets, order confirmations, notifications and website forms. Connect via SMTP on port 2525 or 587 with STARTTLS, the REST API, or a form endpoint for static sites. DKIM signing uses your verified sender domain, with SPF/DKIM/DMARC checks and automatic suppression of bounced addresses. The permanent free plan includes 5,000 emails per calendar month, up to 200 per day and 30 in the preceding hour, one verified sender domain and 7-day sending logs. No card or expiry. Paid annual plans start at EUR 12.90 per month plus VAT for 10,000 emails per month and 90-day logs. An email report is sent weekly on Monday. Official WordPress and Drupal plugins and open-source SDKs support integration. Written support is available in English and Italian. MailSenpai is the separate newsletter and email marketing platform.

At Maileroo, we provide a powerful platform for both SMTP relay and email marketing. We ensure fast, reliable email sending with real-time tracking of deliveries, clicks, opens, and bounce rates. With our free Email Verification API, dedicated IPs, and DNS Records for sender authentication, we help reduce bounced emails and improve deliverability. Our email marketing platform makes it easy to create and manage campaigns. You can personalize emails, use our drag-and-drop email templates, form builders, and flexible Contacts API. We provide real-time statistics and in-depth analytics to help you optimize your campaigns and boost engagement. We also offer seamless DNS setup, automation tools, multi-sender identities, and efficient contact management. Whether you're a small business or growing enterprise, Maileroo offers budget-friendly pricing and everything you need to scale your email marketing, making it a smart choice for businesses of all sizes.

Choose the best email API or SMTP for the most robust email delivery experience. Netcore Email API (formerly known as Pepipost) provides a powerful transactional email delivery infrastructure and AI-powered inboxing which is reliable, scalable, secure and easy-to-use, at the most affordable pricing plans. We help brands to engage with their customers at the right moment with the right content over emails.

SendFleet is a developer-focused email API that runs on Amazon SES inside your own AWS account. Connect it with one CloudFormation stack that creates a narrowly scoped IAM role protected by your private ExternalId. SendFleet then finds the region where SES is out of the sandbox, or files the production access request for you. It also creates and maintains the configuration set and SNS topic for delivery tracking. You send through a simple REST API and get message status logs (metadata only, kept 14 days) and signed webhooks for delivered, bounced and complained events. Monthly sending caps and reputation protection are built in. An official WordPress plugin is available. Managed plans from $5 a month are available if you don’t have an AWS account.

Transactional emails: Reach inboxes when it matters most. Deliver fast, personalized transactional emails using API or SMTP. Get the benefits of our experience sending billions of emails globally. Send personalized transactional emails that reach inboxes, not spam folders. Customize your analytics with pre-built dashboards, export API, and more. Read documentation guides, or contact our award-winning Support team for help. Use custom tagging, whitelabeling, conditional content, and more. Globally distributed infrastructure: Featuring automatic SPAM loop registration and pre-warmed dedicated IPs. Get analytics in multiple ways, plus custom tags, A/B test capabilities, and comparative reports. Utilize white-labelled click tracking, custom reverse DNS, rules engine, custom return path, and sub-accounts. That’s the average time to delivery for top 3 ISPs, sent from our MTAs to the recipient’s email server.

Mailgun is an email automation solution that is suitable for developers. With Mailgun, users are able to access a complete cloud-based email service for tracking, sending, and receiving emails sent via their applications and websites. Mailgun supports several programming languages including Python, Ruby, PHP, Java, and C#. With Mailgun's tracking feature, users are able to track all emails and reduce the chances of getting spam.

Reliable SMTP relay and email delivery services. Powerful email delivery services that enable you to send and track high volume emails effortlessly. Integrate and start sending in minutes. All your transactional, email relay and email delivery needs under one roof. Whether you need a low-latency email delivery provider for your transactional emails, scalable infrastructure for high-volume sends or reliable backend solution for your marketing campaigns, SMTP is built to deliver. Reputation Defender is SMTP’s proprietary technology that uses big data to proactively monitor your email list health and safeguard your domain and IP reputation among ISPs by suppressing bad emails in your sends from hard and soft bounces. This ensures your delivery rates and inbox placement incrementally gets better over time.