Clue Period & Cycle Tracker

Clue Period & Cycle Tracker

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Logo of Clue Period & Cycle Tracker

Clue Period & Cycle Tracker: Science-Backed Insights for Every Body

Join 100 million people who trust the #1 doctor-recommended app to decode their cycle. From period tracking and fertility to pregnancy and perimenopause, get personalized health data protected by the world’s strictest privacy laws.

Download on App Store

Publisher

BioWink GmbH

Category

Health & Fitness

Downloads

33M+

User Rating

4.8/5

Total Ratings

1M+

Locales

23

Your Cycle, Visualized

Discover the interface used by 33M+ users.

Interface of Clue period tracker app showing menstrual cycle countdown and privacy badges

Interface of Clue period tracker app showing menstrual cycle countdown and privacy badges

Clue app calendar interface showing period and ovulation cycle tracking with 100 million plus downloads

Clue app calendar interface showing period and ovulation cycle tracking with 100 million plus downloads

Promotional image for Clue Period and Cycle Tracker showing wearable device integration and temperature pattern charts.

Promotional image for Clue Period and Cycle Tracker showing wearable device integration and temperature pattern charts.

Interface of the Clue app showing tracking options for period flow, energy levels, and pain symptoms.

Interface of the Clue app showing tracking options for period flow, energy levels, and pain symptoms.

Scientific hormone level graph showing follicular and luteal phases in the Clue app interface.

Scientific hormone level graph showing follicular and luteal phases in the Clue app interface.

Clue app analysis screen displaying cycle length and period flow metrics

Clue app analysis screen displaying cycle length and period flow metrics

A smartphone screen showing a Clue app notification about a period starting today and an analysis screen indicating a change in cycle length.

A smartphone screen showing a Clue app notification about a period starting today and an analysis screen indicating a change in cycle length.

A screenshot of the Clue app content section featuring science backed articles on menstrual health fertility and birth control

A screenshot of the Clue app content section featuring science backed articles on menstrual health fertility and birth control

A feature screen for Clue Connect showing an invitation to share menstrual cycle data securely with others.

A feature screen for Clue Connect showing an invitation to share menstrual cycle data securely with others.

Your body, understood through science

The tools that make this app stand out, trusted by 33M+ users.

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Privacy you can trust

Headquartered in Berlin, your health data is protected by the world's strictest GDPR privacy laws—never sold, always secure.

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100+ Tracking Categories

Discover your unique patterns by logging everything from mood and energy to skin health and exercise performance.

Seamless Wearable Sync

Connect your Apple Watch or Oura Ring to see how sleep, temperature, and heart rate biometrics correlate with your cycle.

Loved by users worldwide

Trusted by 33M+ people who love this app.

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"As a professional in the tech industry, I am extremely selective about where my health data goes. Clue's commitment to GDPR and their science-first approach gives me the peace of mind I couldn't find in any other app. It's more than just a tracker; the insights have genuinely helped me optimize my fitness routine and understand my body's unique patterns without the typical 'pink' fluff."

Sarah Montgomery
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"Finally, a health app that is inclusive and data-driven. I rely heavily on the wearable integration to sync my sleep and heart rate biometrics with my cycle. The interface is clean and clinical, making it feel like a serious health tool rather than a novelty. It's been an essential resource for me to navigate my health journey with confidence and privacy."

Alex Rivera

About the app

Everything you need to know about Clue Period & Cycle Tracker.

Description

Clue is the #1 women-led period and cycle tracker for understanding your body and how hormones shape your everyday experiences. Loved and trusted by over 100 million women and people with cycles worldwide, Clue supports confident, informed decisions about your health. Whether you’re tracking your period, trying to conceive, navigating perimenopause or simply getting to know your body better, Clue’s got you covered. Backed by science and headquartered in Berlin, your data with Clue is protected by some of the strictest data privacy laws in the world (GDPR). New: Connect your wearable with Clue. Combine Clue Plus insights with your temperature trends, sleep, and heart rate biometrics to better understand your fertility and health. PERIOD & MENSTRUAL CYCLE TRACKING • Know when to expect your period and plan ahead with advanced, personalized predictions • Discover your body’s unique patterns by tracking 100+ experiences connected to your cycle like feelings, PMS, cravings, pain, sex drive, and much more • Review an analysis of your past periods and cycles, including average cycle length, period length, period flow, and cycle variation • Log your birth control method, including pills, IUD, ring, patch, and more • Set up calendar reminders for your period • Sync your period data with Apple Health • Get answers to your health questions with science-based content that breaks down complicated topics like fertility, STIs, and the science of sex into easy-to-understand articles FERTILITY & OVULATION CALCULATOR Clue’s clinically-tested technology takes the mystery out of getting pregnant and can easily tell you your most fertile days. • Get personalized ovulation and fertility predictions for the best time to try or do home insemination • Access tips and advice from fertility experts to help you understand the science behind getting pregnant PREGNANCY TRACKING • Follow the growth of your baby with weekly updates on size, weight, and development • Track your body's changes during pregnancy, like increased smell and taste, pregnancy glow, sleep quality, the supplements you take, and more • Receive weekly tips and support from OB-GYNs and Nurse Midwives PERIMENOPAUSE • Track hot flashes, sleep changes, your mood, and more • Stay on top of your changing cycle • Learn how your body is changing with expert-led articles Get the most out of Clue, plus access to all four tracking modes (like Clue Conceive and Clue Pregnancy), with a Clue Plus subscription! A few legal details: After you choose the Clue subscription that’s right for you & confirm your purchase, the credit card associated with your iTunes Account will be charged. Once purchased, your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. If you currently have a free trial, any unused time will be forfeited when you purchase a subscription. If you want to renew your subscription, your account will be charged the same amount you paid for your initial subscription, 24 hours before the end of the current period. You can manage or change your subscription at any time, including turning off auto-renewal, by going to the ‘Account Settings’ on your device after the purchase. Note: Clue should not be used as a contraceptive. Clue is made to help people understand their menstrual and reproductive health by tracking their data, as well as predicting fertile days to aid conception. The app does not substitute professional medical advice, diagnosis, or treatment. Your healthcare provider can give you advice on your specific needs and situation. Helloclue.com support.helloclue.com Terms of Service: www.helloclue.com/terms Privacy Policy: www.helloclue.com/privacy

Latest Version

253.0

Size

240.5 MB

First Released

Jul 9, 2013

Take Command of Your Biology with Data You Can Trust

Join over 100 million people who prioritize science-backed health insights and world-class privacy. Download Clue today to decode your cycle's patterns.

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FAQ

Frequently Asked Questions

Everything you need to know about Clue Period & Cycle Tracker

What is Clue Period & Cycle Tracker?

Clue is a #1 women-led period and cycle tracker that helps users understand their body and hormones. It supports confident, informed decisions about health, trusted by over 100 million women globally.

Can I track my period with the Clue app?

Yes, Clue provides personalized predictions for your period and allows tracking of over 100 cycle-related experiences, including feelings, PMS, and pain. It also offers analysis of past periods.

Is Clue Period & Cycle Tracker data private?

Yes, Clue protects user data with strict privacy laws, including GDPR, as it is headquartered in Berlin. The app explicitly states 'Strict data privacy' on its interface.

Can Clue connect with wearable devices?

Yes, Clue connects with wearables to provide deeper insights. Users can combine Clue Plus insights with temperature trends, sleep, and heart rate biometrics to better understand fertility and health.

Does Clue offer fertility and ovulation tracking?

Yes, Clue features a clinically-tested ovulation and fertility calculator. It provides personalized predictions for fertile days and offers tips from fertility experts to aid conception.

Can Clue be used to track pregnancy?

Yes, Clue offers pregnancy tracking with weekly updates on baby growth and body changes. It provides weekly tips and support from OB-GYNs and Nurse Midwives.

Is the Clue app HSA/FSA eligible?

Yes, Clue is HSA/FSA eligible. This eligibility allows users to potentially use their Health Savings Account or Flexible Spending Account for the app's services.

Does Clue provide scientific health information?

Yes, Clue provides science-based content that explains complex topics like fertility, STIs, and sex science. The app aims to provide actual science, not myths, through its content section.

Can Clue predict changes in my cycle?

Yes, Clue tracks and analyzes cycle patterns, including cycle length and variation. It can notify users of impending periods and highlight changes in their average cycle length.

Is Clue a contraceptive?

No, Clue is not a contraceptive. The app explicitly states it should not be used as a contraceptive and does not substitute professional medical advice for reproductive health decisions.