Fastmail is an independent email service founded in 1999, headquartered in Melbourne, Australia, and serving customers worldwide. The company focuses on providing fast, private email and treats users as people rather than data points, emphasizing independence from the interests of large corporations. Its services include email, calendars, and contacts, accessible through apps on multiple devices, with offline access available.

Fastmail also offers email for custom domains and tools to help customers migrate mail, calendars, and contacts from providers such as Gmail, Outlook, Yahoo, Proton, and HEY. Additional features and guidance include spam reduction and support for achieving inbox zero. Individuals can explore the service with a 30-day free trial, while businesses can find dedicated product information.

Fastmail provides customer support, sales assistance, security issue reporting, API documentation, and resources through its help center, blog, and podcast. The company is based in Melbourne, with a satellite office in Philadelphia, and maintains a small team working across technology, product, design, operations, and customer experience