Flexible API for high-volume sending.
Easy to scale. SDKs for smooth integration.
24/7 tech support.
Highly customizable Email API
Trusted by 150,000+ monthly active users






Sending emails is easy with Mailtrap Email API
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Set up and verify sending domain
Create an account with Mailtrap, go to Sending Domains, add your domain, grab DNS records, and do the verification.
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Integrate with your application
Use SMTP service for quick and easy integration or RESTful API for improved email sending flexibility.
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Send emails
Start sending emails to your customers. Use Mailtrap Email API to the full extent – reach recipients inboxes just in time.
Get more out of Mailtrap Email Delivery Platform

Spam Checker
Confirm your SpamAssassin score is minimized. Make sure your IP is not blacklisted, and your email content is spam-free.

Email Testing
Capture SMTP traffic from staging and dev environments. Analyze email content for spam score and validate HTML/CSS.

SMTP Service
Send your application emails. Multiple languages for quick and easy integration.