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Stopwatch vs Compose Stopwatch: catalog facts
Stopwatch	Compose Stopwatch
Free Free and open source under Apache-2.0.	Free Free and open source under the Apache 2.0 licence.
Android	Android
Starts from the Quick Settings panel Very small and focused	Optional auto start shortly after launch Vibration feedback and configurable tap action
Shows a persistent notification while running Repository carries a maintenance notice	Stopwatch only, without timers or alarms described Older versions must be uninstalled before updating due to a key change
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: Apache-2.0
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.