Cycle Tracker is an overall app developed by Ricardo Santos.
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Is Cycle Tracker free?
Cycle Tracker is free to download. The APK download size is 31.02 MB. The latest version available is 1.4. The last update was on June 18, 2026.
What are the requirements for Cycle Tracker?
The app has a content rating of Medium Maturity. The app has been available on Google Play April 2026.
Description
Cycle Tracker is a comprehensive menstrual health app designed by Ricardo Santos, MD, PhD — a gynaecologist and reproductive medicine specialist. Clinical rigour meets intuitive design to help you truly understand your body.
DETAILED CYCLE TRACKING • Log menstruation, spotting, cervical mucus, basal body temperature, LH surge tests, and intercourse • Visual calendar with colour-coded events and predicted fertile windows • Track 15+ physical and emotional symptoms with light, moderate, and heavy severity levels • Customisable cycle and period length settings
PREDICTIONS & ANALYTICS • Advanced algorithms predict your next period date and fertile window • Cycle regularity assessment and length trend analysis • Historical pattern recognition across multiple cycles • Personalised insights based on your unique data
PRIVACY FIRST • All data stored locally on your device — never shared, never uploaded • Optional biometric authentication (Face ID / Touch ID) • No advertising, no data collection, no third-party access • Complete offline functionality
SHARING & EXPORT • Share encrypted cycle data securely with your doctor via QR code • Export your data as JSON for healthcare consultations and backups • Optional Apple Health integration
SMART NOTIFICATIONS • Customisable reminders for upcoming periods • Ovulation and fertile window alerts • Notification settings fully under your control
DESIGNED FOR EVERYONE • Available in English, Portuguese, and French • Full dark mode support • Accessible and inclusive design
Cycle Tracker was developed with the clinical accuracy your reproductive health deserves. Whether you are monitoring your cycle, planning a pregnancy, or simply learning your body's patterns — this app gives you the tools to do it right.
Developed by Ricardo Santos, MD, PhD Gynaecologist · Reproductive Medicine Specialist Assistant Professor, University of Porto Faculty of Medicine Researcher, CINTESIS — Centre for Health Technology and Services Research Ferticare, Centre for Reproductive Medicine, Braga Hospital Senhora da Oliveira, Guimarães
Each subscription will automatically renew 3 days before the expiration date for
the same time period. Subscriptions can be cancelled at any time before the renewal.
