Period & ovulation estimates
Estimated dates based on your entries and settings.
Mobile-first privacy-friendly cycle tracking.
Period Tracker & Menstrual Calendar for Android
Track your cycle and ovulation, log symptoms and mood, and set gentle reminders — your data stays on your device.
Official website of the RosyCycle Android app. RosyCycle is developed by PuhlaSteve (USA). data safety details · contact support
RosyCycle is an organization and self-tracking app. It does not provide medical diagnosis.
Menstrual cycle in short
The menstrual cycle is a series of regular changes preparing the body for a possible pregnancy.
Everything for cycle tracking
A mobile-first setup for tracking cycle dates, symptoms, notes, reminders and privacy settings in one place.
Symptoms, mood & notes
Log wellbeing and notes, and keep everything organised in one place.
Reminders
Gentle notifications for important days and habits.
Privacy-first & offline
Your cycle data stays on your device. The tracker works offline.
Frequently asked questions
Short answers about offline use, privacy, reminders and what the app can realistically help with.
Is RosyCycle a free period tracker for Android?
The core tracker is intended to stay free. Optional premium features may be added later.
Does RosyCycle work offline (no account)?
Yes. Tracking works offline and you can start without an account. Internet is only needed for Google Play download and updates.
Does RosyCycle share my cycle data?
Your entries stay on your device. The website uses only anonymous, aggregated analytics.
Trust and transparency
The website keeps public pages indexable, sends downloads through tracked redirect links, and keeps admin settings, robots.txt, sitemap.xml and ads.txt in sync.