If you already know NFP Charting, this is the deeper bench. 249+ nfp charting apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
Track your Natural Family Planning (NFP) charts online using the Billings Ovulation Method. This app allows you to enter data, share charts with your teacher, and view current and previous cycles. It is designed for users already trained in the Billings Ovulation Method.
Track your fertility naturally using various methods like Creighton or Billings. Record daily observations, manage your cycle, and export data for your instructor or doctor. Designed specifically for Natural Family Planning users.
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
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
NFP Charting tops our nfp charting apps ranking as of August 2026, with a 4.3-star average from 6 App Store ratings, and it's free to download.
Are there free nfp charting apps for iPhone?
Yes — 20 of the top nfp charting apps we rank are free to download, including NFP Charting and NFP Calendar.
Does NFP Charting have ads or in-app purchases?
NFP Charting has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
How many nfp charting apps are on the App Store?
We track 249+ nfp charting apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
What is NFP Charting?
NFP Charting is an application designed to help you keep track of your Natural Family Planning (NFP) charts online. It specifically supports the Billings Ovulation Method and allows you to enter your fertility data, view your cycles, and share information with your teacher.
What is the Billings Ovulation Method?
The Billings Ovulation Method is a specific technique for Natural Family Planning that relies on observing cervical mucus changes to identify fertile and infertile days. This app is designed to be used in conjunction with this method and is not intended to teach you how to use it.