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OpenKeychain vs AgePony: catalog facts
OpenKeychain	AgePony
Free Free and open source, supported by donations.	Free Free and open source under the Apache 2.0 licence.
Android	Windows, macOS, Linux, Android, iOS
Compatible with OpenPGP software on other platforms Provides encryption to other Android apps such as K-9 Mail	Compatible with the standard age CLI Post-quantum ML-KEM-768 hybrid recipients
Android only Using OpenPGP keys well requires some understanding of how key exchange works	Young project with a small user base Encrypted files need an age-compatible tool on the receiving end
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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