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WHPH vs Grit: catalog facts
WHPH	Grit
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL-3.0 licence.
Windows, Linux, Android	Android
Tasks, habits and time tracking in one app Runs on Android, Windows and Linux	Tasks and habits in a single app Visual progress tracking for habits
No macOS or iOS version Broad feature set may be more than a simple to-do list user needs	Android only Deliberately simple, with few project-management features
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0
No account 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 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.