Compare software

klog vs Kapow Punch Clock: catalog facts
klog	Kapow Punch Clock
Free Free and open source under the MIT licence.	Free Free and open source under the GPL version 3.
Windows, macOS, Linux, Command line	Windows, Linux
Time data stays in readable plain-text files you own Published file format specification in the public domain	One-button clock in and clock out Editable sessions after the fact
Command line only, no graphical interface Requires learning the file syntax	No macOS build listed Basic reporting compared with full time-tracking services
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Works offline	Not stated if it 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.