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Chrono vs Remind Me!: catalog facts
Chrono	Remind Me!
Free Free and open source under the GPL 3.0 or later.	Free Free and open source under the GPL-3.0 licence, with optional donations.
Android	Android
Flexible alarm schedules, including date ranges Wake-up tasks such as math problems before dismissing	Rings a full alarm rather than showing a notification Schedules alarms for any future date
Developers describe it as still in development No code changes since January 2025	Android only Not a full task or reminder manager
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Not stated if it works offline	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.