Mailgun by Sinch is the leading email delivery service for businesses around the world. Our powerful APIs enable you to send, receive and track email effortlessly! We help hundreds of thousands of companies like Lyft, Microsoft, and Etsy send 250 billion emails every year. Since 2010, Mailgun by Sinch has delivered innovative technologies to technically progressive companies around the globe through products like our RESTful Email API, elegant Inbound Email Routing software, and a reliable cloud-based infrastructure boasting 99.99% server uptime.