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qMasterPassword vs Password Calculator: catalog facts
qMasterPassword	Password Calculator
Free Free and open source under GPL-3.0.	Free Free and open source under the zlib license.
Linux	Windows, macOS, Linux, Android
Derives separate passwords for each site Does not store a password database	Derives separate passwords from one secret and an alias Available for desktop and Android
Passwords depend on remembering the master password and site name	Requires remembering and protecting the single secret used to derive passwords
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Zlib
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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