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FileKey vs Deadbolt: catalog facts
FileKey	Deadbolt
Free Free and open source.	Free Free and open source under the MIT licence.
Web	Windows, macOS, Linux, Command line
Uses passkeys, so there is no password to remember Encryption happens on the device	Password-only encryption with very little to configure Encrypted files work across macOS, Windows and Linux
Depends on browser and device passkey support Losing both the passkey and recovery code means losing access	No auto-updates on Linux Not a replacement for full-disk encryption
Web application	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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