The most scalable enterprise email delivery for developers. Try a free account and see how easily you can get up and running with SparkPost. Use SMTP and start sending instantly or use the SparkPost API for advanced integrations.
SparkPost is built on the same powerful and proven technology that sends over 25% of the world's legitimate email. Sending a few hundred messages? Great. Sending in the billions? Awesome. We've got you covered.
SparkPost tracks over 40 different metrics in real time, such as latency, bounce reports, and engagement data. You can even see how specific templates and campaigns are performing on each individual ISP. It gives the clearest picture possible of how email is performing, so corrections can be made before it's too late.