Natural Cycles: Fertility App
Natural Cycles: Fertility App Summary
Natural Cycles: Fertility App is a free, ad-supported, with in-app purchases iOS app in Health And Fitness by NaturalCycles Nordic AB. Released in Dec 2013 (12 years ago). It has 63K ratings with a 4.77★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 144K monthly active users and generates around $10K+ monthly revenue (27% IAP / 73% ads). Store last updated Sep 11, 2026
Recent activity: 47 new ratings this week View trends →
SDK intelligence: AppGoblin detected 4 development tools(e.g. Google), 3 business tools, 2 analytics: product,and 1 analytics: attribution integrated into Natural Cycles: Fertility App. View full SDK list →
Natural Cycles: Fertility App SDKs Summary
Natural Cycles: Fertility App was last scanned for SDKs on 2026-08-12. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
Adjust
Google
OpenID
nanopb
Sentry.io
Firebase
MoEngage
Stripe
Cardinal by Visa
PayPal4.77★
Ratings: 63K
Screenshots
App Description
Natural Cycles is a 100% non-hormonal birth control app cleared by FDA. Get an NC° Band with our annual subscription, or a compatible wearable to measure your basal temperature and track your biomarkers. Trusted by 6M+ women, using Natural Cycles as an ovulation tracker is a great way to start your birth control or fertility journey.
Trust in science to support you
• Natural Cycles is 98% effective when used as intended, and 93% with typical use.
• Typical use is in the same effectiveness category as the contraceptive pill, which is 93% effective.
• Unlike period trackers, our algorithm uses personalized temperature trends data to detect ovulation.
Naturally prevent pregnancy
• NC° Birth Control is a non-hormonal contraception with no side effects.
• Our algorithm updates your fertility and ovulation status daily based on your temperature, showing not-fertile days, or days to use protection.
Organic pregnancy planning
• NC° Plan Pregnancy measures your body temperature to track ovulation when trying to conceive.
• Powered by biometrics, our algorithm pinpoints ovulation and peak fertility - you can try when it matters.
• NC° partner view lets you choose to allow your partner to follow your pregnancy planning journey.
Monitor your pregnancy
• NC° Follow Pregnancy helps you monitor your baby’s developmental stages.
• Get tailored guidance, tracking baby movements, morning sickness, and other symptoms.
Get postpartum support
• NC° Postpartum supports you after pregnancy with daily check-ins, tracking symptoms, post-partum bleeding and providing articles with expert guidance.
• Use temperature to know when ovulation returns post-pregnancy.
Track perimenopause symptoms
• NC° Perimenopause measures your temperature to track hormonal changes and symptoms until post-menopause.
Gain sleep insights
• See how and why your sleep changes across your cycle with Sleep Insights.
Choose your measuring device
•Natural Cycles is an ovulation tracker that can be used with the NC° Band, basal thermometer, Oura Ring, WHOOP, compatible Garmin devices or Apple Watch Series 8 or newer.
• Easily measure your temperature to track your fertility, using your choice of compatible wearable.
• Sign up to NC° Annual subscription and receive a free NC° Band.
More than a period tracker
• The NC° app adapts to your unique cycle, t