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Kee Vault vs Strongbox: catalog facts
Kee Vault	Strongbox
Paid 30-day free trial, then £20 per year.	Freemium Available through the App Store, with paid features on top of the free app.
Android, iOS, Web	macOS, iOS, Browser extension
Uses the open KeePass vault format Web app works on any modern desktop browser	Uses standard KeePass files with no lock-in Sync through cloud storage, WebDAV or SFTP
Requires a paid subscription after the trial No native desktop app; desktop use is through the browser	Apple platforms only Many settings to understand for new users
Downloadable app, Web application, Hosted service	Downloadable app, Browser extension
Open source	Closed source
License not stated	License not stated
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.