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Your menstrual cycle
====================
decoded
=======
Clue is the science-based, data-driven menstrual and reproductive health app, trusted by 10 million globally.
[Create an account](/signup)
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100M+
App downloads
4.8
2.5M+
reviews
### Make every cycle count
With Clue, youāll turn your menstrual cycle into a powerful tool to uncover insights into your overall health and fertility. Whether youāre just wanting to understand your cycle, trying to conceive, navigating perimenopause, or managing menstrual symptoms, Clue is your trusted companion app through every change and choice.
Science based
Clue is CE-marked Class 1 medical-grade device.
From a women-led team
Made with deep insight and care in Berlin, Germany.
Strict data privacy
We'll never let your data be used against you.
### What our users say
āIāve been tracking my cycle for over 2 years now and thanks to your analytics my doctor picked up on some mild PCOS.ā
Verified Clue user
āClue Plus has taught me things about my body I should have learned earlier in life but didnāt. I also love the feature that allows me to share my cycle data with my partner.ā
Verified Clue user
āDesigned and run by women who arenāt selling your data. Intuitive to use and an interface that is lovely to look at but also clean lines and simple. Iāve been using Clue for years now.ā
Verified Clue user
āI urge all women to always listen to their bodies, and for extra peace of mind, download the Clue app. I believe it saved my life; it could save yours.ā
Verified Clue user
āTracking my symptoms (with Clue) gave me the confidence to say to myself, āI do know what Iām talking about, I do know my experiences and I have the data right hereā.ā
Verified Clue user
āHad been trying to get pregnant for a few months with nothing happening and started using this app to track my period and ovulation and was expecting within two months!ā
Verified Clue user
āI think this app is so well made and highly useful. It is invaluable when I have doctor dates. As someone going thru perimenopause I really appreciate the ability to see patterns.ā
Verified Clue user
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Observe
### Track 200+ unique experiences
Discover
### Understand your cycle and its patterns
Take action
### Become an expert on your own body
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### Our subscription models
### Free
### Clue Basic
* Create an account for free
* Get essential cycle statistics
* Plan ahead with basic cycle predictions
[Download app](https://getclue.go.link/?adj_t=1i8yd0ef)
### Premium
### Clue Plus
* Unlock advanced cycle insights, predictions and pattern analysis
* Switch tracking modes based on your specific needs and goals
* Use Clue Connect to share your cycle with a partner or loved one
* Enjoy unlimited access to content from medical experts
* Unlimited tracking customization
[Get 25% off](/checkout?discount_code=PLANCTA25)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Clue Basic
With Clue Basic you can track your cycle and get an overview of your essential cycle statistics.
[Create an account](/signup)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Clue Menstrual Health
Deep cycle insights, customized tracking and reminders, and science-based content from healthcare experts.
[Learn more >](/articles/how-to-use-clue/clue-period-tracking-plus-explained) [Get Clue Plus](/checkout)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Trying to conceive
Get personalized predictions based on an evidence-based algorithm to guide you through your conception journey with Clue Conceive.
[Learn more >](/clue-conceive-fertility-tracker-app) [Get Clue Plus](/checkout)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Follow your pregnancy
Track your pregnancy and how you're feeling, with expert week-by-week insights and guidance.
[Learn more >](/articles/fertility/clue-pregnancy-mode) [Get Clue Plus](/checkout)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Your guide through Perimenopause
Track and understand your changing cycle as you transition to menopause, with expert content at your fingertips.
[Learn more >](/articles/menopause/introducing-clue-perimenopause) [Get Clue Plus](/checkout)
BasicMenstrual HealthConceivePregnancyPerimenopauseNo-Period
### Track without a period
No period? No problem. Track hormonal cycle-related experiences without needing to track menstrual bleeding.
[Learn more >](/articles/how-to-use-clue/track-your-cycle-without-a-period-with-clue) [Create an account](/signup)
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### Help us illuminate the blindspots in female health
With 15 billion data points and counting, we're on a mission to use data for good with our research partners from institutions like Berkeley, 4M, MIT to close the diagnosis gaps for historically under-researched and misdiagnosed conditions like endometriosis, PMDD, PCOS, and so many more.
#### Scientific research at Clue
[Read article](/articles/about-clue/scientific-research-at-clue)
#### Clue data to help close the diagnosis gap
[Read article](/articles/about-clue/clue-data-to-help-close-the-diagnosis-gap)
#### Does COVID-19 affect the length of your cycle?
[Read article](/articles/about-clue/does-covid-19-affect-the-length-of-your-cycle)
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[Join the movement](/articles/about-clue/clue-data-to-help-close-the-diagnosis-gap)
### Your data is safe with us.
No matter where you are in the world, if you use Clue, we will never allow your private health data to be used against you. We have never and will never sell data to third parties or disclose your data to any authority, under any circumstances. Your Clue data is always protected by the strictest data privacy laws in the world.
[Learn more](/articles/how-to-use-clue/how-you-can-manage-your-data-in-clue)
Regulated by the GDPR
Latest articles
[
Trying to Conceive
### Introducing: Clue Conceive
](/articles/trying-to-conceive/introducing-clue-conceive)[
Trying to Conceive
### Keeping sex sexy when trying to conceive
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Trying to Conceive
### Ask a fertility nurse
](/articles/trying-to-conceive/ask-a-fertility-nurse)[
Cramps & Pain
### Ovulation pain: Symptoms, Causes and Treatment
](/articles/cycle-a-z/ovulation-pain-101)[
Trying to Conceive
### When getting pregnant doesn't go to plan
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Hormonal Birth Control
### The birth control implant: myths and misconceptions
](/articles/sex/the-birth-control-implant-myths-and-questions)
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