Clue (Clue Period Tracking App with Clue Plus)

Clue provides science-based, data-driven menstrual and reproductive health tracking to help users understand their body, periods, ovulation, and related health insights across iOS, Android, and watchOS.

{"People with menstrual cycles seeking health insights and cycle understanding","Individuals trying to conceive or manage fertility","People navigating perimenopause or menopause","Users who want to log menstrual symptoms and experiences","Partners or loved ones who want to share or monitor a user's cycle data"}

CE-marked Class 1 medical-grade device with a data-privacy-first approach, backed by 15+ billion data points and partnerships with research institutions (e.g., Berkeley, 4M, MIT). Offers comprehensive cycle insights, 12-month advanced predictions, unlimited custom tracking tags, and cross-mode access (Period Tracking, Conceive, Pregnancy) plus Clue Connect sharing and expert content.

{"Immediate: Create an account and begin tracking","Short term: See 12-month cycle predictions once subscribing to Clue Plus","Ongoing: Continuous tracking with unlimited tags and ongoing insights"}