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Историческую версию Period Tracker можно получить на Android
Отслеживание периода - Мой календарь
Period Tracker is the easiest way to track your periods!
* Press a button at the start of your period every month. Period Tracker logs your dates and calculates the average of your past 3 months' menstrual cycles to predict the start date of your next period.
* View your current and future period dates, ovulation and fertile days, your moods and your symptoms in a simple month-view calendar.
* Decorate your phone with an icon that looks great on your home screen and that's discreet. It reads simply "P Tracker."
Period Tracker is FILLED WITH FEATURES.
* Take daily notes of moods, symptoms, and intimacy.
* Easily view the number of days until next period or number of days late.
* Know when you're fertile with flowers that show on your homescreen during your predicted ovulation and eight day "fertile window."