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Reeva vs Fastmail

Fastmail is the longest-running independent email service and the original co-author of JMAP. Reeva is built on a similar open-standards philosophy, with an open-source mail engine (Stalwart) and a bundled encrypted file cloud. Here is how the two compare.

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Feature Reeva Fastmail
Custom domain Paid plans Paid plans
JMAP native protocol
IMAP / SMTP support
Encryption in transit (TLS)
Encryption at rest
No advertising business
Calendar (CalDAV)
File cloud bundled with mail — Fastmail focuses on mail/contacts/calendar
Open-source mail server (Stalwart)
Password vault
Free plan — Fastmail is paid-only after the trial
Web, desktop, mobile clients

When Reeva is the better fit

  • You want encrypted mail, calendar and a private file cloud in one subscription.
  • You want to start free and upgrade as you go.
  • You value an auditable, open-source mail server.

When Fastmail is the better fit

  • You want a long-established provider with mature mobile and desktop apps today.
  • You only need mail, contacts and calendar (no extra file cloud).

Information about Fastmail reflects publicly documented features at time of writing. Tell us if anything is out of date.

Reeva is an independent product and is not affiliated with, endorsed by, or sponsored by any third party mentioned on this page. All product names, logos, and brands are the property of their respective owners and are used here only for identification and comparison.