Best Email APIs for PHP

We are a team of engineers who love building tools for other engineers. Our goal is to create the email platform we've always wished we had — one that just works. Receive real-time notifications directly to your server. Every time an email is delivered, opened, bounces or a link is clicked. Simulate events and experiment with our API without the risk of accidentally sending real emails to real people. Simulate events and experiment with our API without the risk of accidentally sending real emails to real people. Rely on a platform of reputable IPs used by trustworthy senders with distributed workloads across different IP pools. Get a fully managed dedicated IP that automatically warms up and autoscales based on your sending volume, with no waiting period. Get a fully managed dedicated IP that automatically warms up and autoscales based on your sending volume, with no waiting period.

Up to 5 million outgoing emails per hour. 99.8% of your emails will arrive at their destination. Feel like you might need a dedicated IP? Let us know and we’ll provide one, while also keeping an eye on the performance and stability of our shared IP pools. Get started with Web API or SMTP in minutes. GDPR compliant. No sensitive data to upload, just make a request to send an email and get the statistics back. UniOne has no personal information stored on our servers. Check your email statistics, keep an eye on delivery rates, openings, click-throughs, and unsubscriptions to manage your contacts more effectively. If you find your results are low, UniOne will make a few recommendations as to how to fix this. Running out? The system will let you know when your monthly plan is going to expire. You can also add multiple notification addresses so your IT team will be updated with recent reports or invite your teammates as shared access members to manage the account together.

Mailtrap is an email delivery platform for developers and product teams, providing a flexible RESTful API and SMTP service to send emails at scale. The platform is built with a focus on high inboxing rates, fast delivery, and 24/7 technical support from deliverability experts. Mailtrap ensures 99.99% uptime with dedicated IPs, auto warm-up, and sender reputation protection. Developers can integrate quickly using SDKs for major languages (Python, Ruby, PHP, etc.) and manage high-volume sending with a customizable API. The platform provides industry-best analytics with helicopter-view dashboards to monitor key metrics and 30-day logs for easy debugging. Trusted by over 150,000 monthly active users including Yelp, PayPal, Atlassian, and Adobe.

AutoSend is a lightweight, cloud-based email delivery platform built to send and track transactional messages (like magic links, verification codes, and confirmations) and marketing campaigns with reliable deliverability and strong inbox placement; it provides a simple RESTful Email API with SDKs for multiple languages, SMTP relay support, and webhooks for event-driven workflows that let developers integrate email into apps quickly and reliably. It also offers tools for reusable templates, contact lists, and segmentation, campaign creation, email automations, real-time logs, deliverability analytics, and engagement tracking so teams can monitor delivery status, opens, clicks, bounces, and suppressions. AutoSend integrates intuitive dashboards that modernize both developer and marketer workflows with features such as migration support from other providers, dynamic suppression lists, personalization, and automation builders, helping organizations streamline email communication.