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Malarm vs Fossify Clock: catalog facts
Malarm	Fossify Clock
Free Free and open source under the MIT license.	Free Free and open source under the GPL-3.0, with no ads.
Android	Android
Supports recurring and date-specific alarms Offers configurable snooze intervals	Alarm, stopwatch, timer and widget in one app Gradual alarm volume and adjustable snooze
Android only	Android only Covers standard clock features rather than advanced sleep tracking
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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