Natural Cycles - Birth Control

4.5
21.5K reviews
1M+
Downloads
Content rating
USK: All ages
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About this app

👩🏽‍🤝‍👩🏼Trusted by 3M+ women over 10 years. 🏆 Awarded Best Birth Control app by Healthline and Bestapp.com 🏆 100% hormone-free contraception. No prescription is needed. Scientifically proven to be 93% effective with typical use and 98% effective with perfect use.HIGHLIGHTS: ● The NC° app uses your body temperature to track ovulation so you know exactly when you're fertile – and what days you can/cannot get pregnant. ● The NC° app adapts to your unique cycle, even if it’s irregular. ● No hormones, no side effects, no pills or procedures – consider birth control revolutionized. ● Scientifically proven to be effective: 93% effective with typical use, and 98% effective with perfect use. ● Sign up to NC° Annual subscription for a FREE thermometer, and start measuring today! ● Offers advanced data protection – Natural Cycles will never sell your data. ● Get daily fertility insights + personal ovulatory patterns to help with your natural family planning needs. ● The NC° app features customizable mood trackers, great for getting to know your body better. ● Measure your temperature by wearing an Oura Ring or Apple Watch Series 8 or newer (while you sleep), or with the NC° Thermometer (in the morning). ● Get reimbursed for your NC° subscription – US users are now covered by insurance. WHY NATURAL CYCLES? Natural Cycles is more than a period tracker. Most other fertility tracking apps assume your cycle is 28 days long, even though 87% of women have cycle lengths that don't fit into the 28 day pattern.. We understand that birth control is not a one-size-fits-all. Your cycle is unique to you! Our algorithm uses personalized temperature data to confirm your ovulation, reducing the risk of you being assigned an incorrect fertile day. Unlike period trackers, the NC° app allows you to identify your fertility status daily, so you can prevent pregnancy or plan for it with greater precision. From birth control to planning pregnancy and every cycle in between – Natural Cycles is there for you with each stage of your fertility journey. Still not sure? Download the app and test out our Demo Mode. The app supports syncing with Apple Health. *E. Berglund Scherwitzl et al. “Perfect-use and typical-use Pearl Index of a contraceptive mobile app”, Contraception, Volume 96, Issue 6, 420 - 425. PRICING PLANS: ● Annual subscription (and FREE NC° Thermometer): £69.99/year ● Monthly subscription: £9.99/month ● We recommend a minimum of 2-3 cycles to get the most out of your Natural Cycles subscription. ● Our subscription fee helps to protect you and your data. Many free apps work by selling their users’ data to third parties for advertising. Privacy is non-negotiable for us; we will never sell your data. PRECAUTIONS: ● Natural Cycles does not protect against sexually transmitted infections (STIs). Use a condom to protect against STIs. ● No method of contraception is 100% effective. Even when using the birth control app perfectly, there is still a chance of getting pregnant. ● Natural Cycles is for women over the age of 18. ● Natural Cycles is only available as a method of birth control in the US and in Europe. ● To use Natural Cycles, you need to understand English or one of the supported languages.
Updated on
13 May 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 6 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.5
21.4K reviews
Jane Brand
29 August 2023
Great App, the graph and monthly cycle break down is very interesting. Also, the predictions are very accurate. Almost perfect dare I say. The only downside is the pairing between the App and the thermometer, that is always problematic for me. I always have to try it several times before the connection is established which is quite frustrating for me. Sometimes, I don't have much time and then I just let it go. Please fix it. Is the problem the App or the thermometer?
5 people found this review helpful
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NaturalCycles AG
06 September 2023
Hi Jane, thank you for leaving us this review and we are sorry to hear that you are having issues with your thermometer and we would be happy to help you out with this. Could you please submit a ticket to our Support team at help.naturalcycles.com so that we can investigate this issue further? Kindly,
Varsha Vs
07 May 2020
Superb app, easy to use and seems accurate in its status and predictions. I like the statistical information about my cycles and the vertical comparison of my last few cycles. The only thing stopping me from giving it a 5-star rating is missing features to get the average trendline (with standard deviation) for the last few cycles and some other cooler comparison features.
8 people found this review helpful
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Joan Kleine
09 April 2022
First month with app is over. Forecasts (temperature rise, period) were mostly correct. Stars deducted for thermometer: it doesn't have a backlit display and beeps 10x. Why 10x??? Isn't 5x enough or just 3x? Measured when you wake up and before you get up. So in bed. And there it is mostly dark and with some the partner lies next to one who still wants to sleep. So again, why 10x?
4 people found this review helpful
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NaturalCycles AG
11 April 2022
Hi Joan, We appreciate that you took the time to share your perspective with us as we are always looking for ways to improve. If you would like to elaborate more on this, we would love to hear your thoughts. Please reach out to us via help.naturalcycles.com. Kind regards, Natural Cycles

What's new

This version includes small tweaks for an even better Cycling experience.