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Picocrypt vs AxCrypt: catalog facts
Picocrypt	AxCrypt
Free Free and open source, no longer developed.	Paid Private and Business plans, each with a 14-day free trial.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS
XChaCha20 and Argon2id, with a design deliberately small enough to audit Standalone portable executable on Windows, with no installation	Encrypts files stored in Google Drive, OneDrive and Dropbox Share encrypted files with other AxCrypt users
Permanently archived and read-only since September 2025; there will be no more releases Encrypts individual files, not partitions, drives or cloud folders	Paid plans after the trial Sharing requires recipients to use AxCrypt
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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