Compare software

2FAS vs Clockwork: catalog facts
2FAS	Clockwork
Free Free and open source. Some components are source-available.	Free Free and open source under the MIT licence.
Android, iOS, Browser extension	Android, Web
Browser extension approves codes on the phone instead of typing them Encrypted backups to your own iCloud or Google Drive account	Android app has no internet permission at all Imports secrets, otpauth links, QR images and migration exports
Mobile-first; there is no standalone desktop app Push approval needs the browser extension installed on each machine	No cloud sync or backup between devices Stores nothing by default, so secrets must be re-entered unless the vault is on
Downloadable app, Browser extension	Downloadable app, Web application
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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