Know your body like never before with the period tracker and ovulation calculator you can trust. Clue is a women-led period and cycle tracker created by women to transform menstrual cycle tracking into a deep understanding of your hormones and reproductive health.
This is an internal dev build.
Ovulation calculator & period tracker. Internal dev build
Updated on
31 Aug 2026
Health & Fitness
Medical device
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, Health and fitness and App info and performance