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Kapow Punch Clock vs Hamster: catalog facts
Kapow Punch Clock	Hamster
Free Free and open source under the GPL version 3.	Free Free and open source under the GPL-3.0 licence.
Windows, Linux	Linux
One-button clock in and clock out Editable sessions after the fact	Local time tracking with no account Packaged in Debian, Ubuntu and openSUSE
No macOS build listed Basic reporting compared with full time-tracking services	Linux and GNOME only Fedora packages are outdated
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0
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 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.