Clue Period Tracker, Ovulation

    Clue Period Tracker, Ovulation icon

    Clue Period Tracker, Ovulation

    by: 61.1K 10

    10 Users



    Clue is the #1 period tracker app that uses science to help you discover the unique patterns in your menstrual cycle and support healthy habits. Track your period and health cycles to keep all aspects of your health and fitness in check, and get personalized reminders about your period, PMS, ovulation, and fertility.

    • Rated the top free period and ovulation tracker app by the journal, Obstetrics & Gynecology, a publication of the American College of Obstetricians and Gynecologists (ACOG)
    • Trusted by more than 10 million active users worldwide

    With Clue, your health will no longer be a mystery. Track over 30 health categories and start to see the patterns! Learn how your cycle affects changes in your skin, hair, energy, cravings and moods. Planning a pregnancy? Clue uses machine learning to estimate your ovulation and fertile window. Alternatively, log your birth control and set pill reminders. Clue is your companion for your next doctor appointment. Have your cycle history handy for your healthcare providers.

    • Track your period, flow heaviness, and the menstrual products you use
    • Receive accurate predictions and calendar reminders before your next period, PMS, and ovulation
    • Understand your health. Track sex, pain, moods, cervical fluid, and more

    • Set personalized reminders for your next period, PMS, ovulation and fertile window
    • Track your birth control and get pill reminders

    • View period, PMS and fertility predictions for your next three cycles
    • Plan for pregnancy with the ovulation calculator and follow your fertility window
    • Track your basal temperature (BBT) for more accurate ovulation and fertility predictions—perfect if you’re trying to conceive

    • Log your energy levels and learn how your cycle affects your fitness routine
    • Plan your workouts around your cycle
    • Track moods and emotions throughout your cycle

    Understand the science behind your cycle:
    • Personalized analysis of your current and past menstrual cycles, along with an overall average to easily observe trends
    • Read in-depth information about the menstrual cycle, complete with medical and scientific references

    Get more when you subscribe to Clue Plus
    • Enhanced Analysis gives you a detailed look at your period length, menstrual cycle length, and cycle variation, alerting you when anything is out of the normal range for your age and birth control type
    • Forecast expands on Clue’s standard period, PMS and fertile window predictions to let you know when to expect anything you’ve tracked that has a cyclical pattern—cravings, energy levels, cramps and more

    1-month subscription for $0.99
    12-month subscription for $9.99

    After you choose one of our plans and confirm your purchase, the payment will be charged to your credit card through your iTunes Account.

    Once purchased, subscriptions will automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period.

    If you decide to renew your subscription, your account will be charged the same amount you paid for your initial subscription within 24-hours prior to the end of the current period. At any time you can manage your subscription and turn off auto-renewal by going to the Account Settings on your device after the purchase.

    Download Clue for free and start tracking your menstrual cycle, fertility and health today!

    Note: Clue Period Tracker & Ovulation should *not* be used as a contraceptive.

    We love hearing from Clue users. Send your feedback, questions and suggestions to

    Get answers to your questions about periods, sex, and menstrual health at

    Follow us on social!
    Twitter: @clue
    Instagram: @clueapp

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