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PGPonyGPG Suite
Free

Free, with the source published under the Apache-2.0 licence.

 Freemium

Downloads are free; the GPG Mail extension needs a paid yearly support plan after a 30-day…

Windows, macOS, Linux, Android, iOS macOS
  • Hardware key support over NFC with on-card key generation
  • Interoperable with GnuPG and supports OpenPGP v6
  • Encrypt, sign and verify files and messages on a Mac
  • GPG Keychain app for managing OpenPGP keys
  • Young project compared with OpenKeychain or GnuPG
  • Post-quantum keys need recipients with compatible software
  • macOS only
  • GPG Mail requires a paid subscription
Downloadable app Downloadable app
Open source Closed source
License: Apache-2.0 License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.