Compare software

Flo vs Mensinator: catalog facts
Flo	Mensinator
Best for: People tracking their menstrual cycle, ovulation or pregnancy on a phone	Best for: Tracking periods privately on an Android phone
Free + paid options Free to download, with a paid premium subscription.	Free Free and open source under the MIT licence.
Android, iOS	Android
Tracks periods, ovulation and pregnancy in one app Symptom logging alongside cycle dates	Customisable, colour-coded symptoms Cycle prediction from average period and luteal phase length All 4 strengths for Mensinator Customisable, colour-coded symptoms Cycle prediction from average period and luteal phase length Period and ovulation statistics Does not track user data
Proprietary service that handles sensitive health data Some features require a paid subscription	Android only No tagged releases on the repository
Downloadable app, Hosted service	Downloadable app
Not open source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Flo flo.health play.google.com/store/apps/details apps.apple.com/us/app/flo-cycle-period-tracker/id1038369065 Catalog checked September 23, 2026	Official website Full listing and sources Sources for Mensinator github.com/EmmaTellblom/Mensinator f-droid.org/packages/com.mensinator.app Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.