Compare software

Strongbox vs KeePassium: catalog facts
Strongbox	KeePassium
Freemium Available through the App Store, with paid features on top of the free app.	Freemium A commercial open-source app distributed through the App Store.
macOS, iOS, Browser extension	macOS, iOS
Uses standard KeePass files with no lock-in Sync through cloud storage, WebDAV or SFTP	Reads and writes all KeePass formats, including kdbx4 Two-way sync with almost any Files app storage provider
Apple platforms only Many settings to understand for new users	Apple platforms only Some features are tied to the commercial side of the app
Downloadable app, Browser extension	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 September 23, 2026

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