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drip vs Mooneva Cycle: catalog facts
drip	Mooneva Cycle
Free Free and open source.	Free Free and open source under the GPL-3.0, with no ads.
Android, iOS	Android
All data stays on the device Supports the symptothermal method for fertility awareness	No internet permission, so cycle data stays on the device On-device encryption with PIN lock and discreet mode
No sync between devices Fertility features depend on careful manual tracking	No cloud sync between devices Small project with no GitHub releases; installed through F-Droid
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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