Clue period and ovulation tracker application
Get (period, PMS and fertile window) predictions you can trustAll of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

See all your tracked data in a clear overview

Never get lost in your tracked data. With frequent analysis reports and a clear calendar overview you’ll draw conclusions quickly.

Get in-depth information to learn about your body

Learn about personal patterns with 30+ tracking options like cramps, skin, hair, sleep and more to gain a better understanding of how your body works. Read more

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Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.

Get (period, PMS and fertile window) predictions you can trust

All of our predictions are based on the most up-to-date science. We collaborate with scientists and universities to ensure continuous improvements.