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PlugBrain vs DetoxDroid: catalog facts
PlugBrain	DetoxDroid
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL-3.0.
Android	Android
Math challenges add friction instead of a hard block Difficulty adapts to how often you open the apps	Calmer phone by default rather than opt-in timers No payment or penalty mechanics
Android only No releases published on the GitHub repository	Android only Less structured than apps built around usage limits
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
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 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.