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AuthPass vs Strongbox: catalog facts
AuthPass	Strongbox
Free Free and open source under the GPL-3.0.	Freemium Available through the App Store, with paid features on top of the free app.
Windows, macOS, Linux, Android, iOS, Web	macOS, iOS, Browser extension
Same app on every major desktop and mobile platform Reads KeePass KDBX 3 and 4 files	Uses standard KeePass files with no lock-in Sync through cloud storage, WebDAV or SFTP
Auto-fill is only available on Android Fewer advanced features than long-established KeePass clients	Apple platforms only Many settings to understand for new users
Downloadable app, Web application	Downloadable app, Browser extension
Open source	Closed source
License: GPL-3.0	License not stated
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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