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Best RMail Alternatives in 2026

12 apps from email encryption software ranked against RMail on the same published basis.

  1. 1
    Lockbin Free plan LinuxMacWebWin $10/mo7.3
    RMail vs Lockbin
  2. 2
    DataMotion Secure Email Exchange Free trial AndroidapiiOSWeb 7.1
    RMail vs DataMotion Secure Email Exchange
  3. 3
    Encryptomatic OpenPGP Win $2.50/mo6.9
    RMail vs Encryptomatic OpenPGP
  4. 4
    gpg4o Free plan Win €99.95/mo6.9
    RMail vs gpg4o
  5. 5
    Mailvelope Free trial extensionWeb €3/mo6.9
    RMail vs Mailvelope
  6. 6
    FlowCrypt Free plan extension Free6.8
    RMail vs FlowCrypt
  7. 7
    Gpg4win Win 6.8
    RMail vs Gpg4win
  8. 8
    PDF Postman Win $79.99/mo6.8
    RMail vs PDF Postman
  9. 9
    SecureMyEmail Free plan WinMaciOSAndroid Free6.8
    RMail vs SecureMyEmail
  10. 10
    c.Email Free plan extension Free6.7
    RMail vs c.Email
  11. 11
    Proofpoint Email DLP and Encryption AndroidiOSWebWin 6.6
    RMail vs Proofpoint Email DLP and Encryption
  12. 12
    Secure Message WebLinux 6.6
    RMail vs Secure Message
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