Safr is the household name in pregnancy prevention, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
Compare top Pregnancy Prevention Apps (September 2026)
This app provides personalized fertility and pregnancy risk insights using your logged data and scientific research. It tracks basal body temperature, LH test strips, and cervical mucus to offer daily probabilities and a virtual pregnancy test. Unlock advanced features and integrations with a subscription.
This app helps women track their hormonal health and fertility using body temperature data. It offers hormone-free contraception, pregnancy planning, and insights into various cycle stages. It adapts to individual cycles, even irregular ones, providing daily fertility status.
What We Love
👍 Teaches users about their cycle
👍 Helps users understand their body
👍 Provides a natural contraceptive option
👍 Accurate in predicting ovulation and periods
👍 Empowers users to take control of their fertility
👍 Improves mood and reduces side effects compared to hormonal birth control
👍 Useful for both preventing and planning pregnancy
👍 Detailed data and insights about user's cycle
Room to Improve
🐛 Inconsistent in predicting ovulation and periods for some users
🐛 Thermometer issues (loud, hard to read, no Bluetooth connectivity)
🐛 Difficult to use for users with irregular cycles or disrupted sleep schedules
🐛 Lack of customer support responsiveness
🐛 Automatic subscription renewal issues and no refunds
🐛 Algorithm not always accurate, leading to unintended pregnancies
This app helps women track their menstrual cycles, symptoms, and fertility. It offers insights into hormonal health and connects users with healthcare professionals for personalized care and education.
What are the best pregnancy prevention apps for iPhone?
Safr - Know Your Chances tops our pregnancy prevention apps ranking as of September 2026, with a 4.7-star average from 47 App Store ratings, and it's free to download.
Are there free pregnancy prevention apps for iPhone?
Yes — 20 of the top pregnancy prevention apps we rank are free to download, including Safr - Know Your Chances and Natural Cycles: Fertility App.
Does Safr - Know Your Chances have ads or in-app purchases?
Safr - Know Your Chances shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
How many pregnancy prevention apps are on the App Store?
We track 250+ pregnancy prevention apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
How does Safr calculate fertility and pregnancy risk?
Safr uses a combination of your logged data, including Basal Body Temperature (BBT), LH test results, and cervical mucus analysis, along with established scientific research. It analyzes your unique biological patterns to provide daily fertility probabilities and pregnancy risk levels.
What integrations does Safr offer?
Safr offers advanced integrations with Apple Watch for nightly wrist temperature data syncing via Apple Health. This allows for seamless and accurate BBT tracking to enhance fertility predictions.