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Plees Tracker vs moreDays: catalog facts
Plees Tracker	moreDays
Free Free and open source under the MIT license.	Free Free with no ads, under the GPL-3.0.
Android	Android
No battery drain while you sleep Stores past sleeps and shows the daily average	Combines goals, journaling and mood tracking Tracks weight, sleep and custom numbers
Manual start and stop only, no sensor-based sleep analysis Android only	Android only Small developer with limited documentation
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0-only
Not stated if an account is needed	No account 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.