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ExHale vs SmokingYou: catalog facts
ExHale	SmokingYou
Free Free and open source under GPL-3.0-only.	Free Free and open source under GPL-3.0-or-later.
Android	Android
Tracks time since the last cigarette Estimates cigarettes avoided and money saved	Quick logging with a live timer Widgets for recording a smoke and viewing progress
Android only	Android only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0-or-later
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.