Best Nfp Charting Apps

250+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated September 2026

If you already know NFP Charting, this is the deeper bench. 250+ nfp charting apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Nfp Charting Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1NFP ChartingNFP ChartingFree4.3★ (6)NoYesMay 2026
2NFP CalendarNFP CalendarFree5.0★ (1)NoNoJul 2026
3Natural Cycles: Fertility AppNatural Cycles: Fertility AppFree4.8★ (30K)YesYesSep 2026
4FEMM Period Ovulation TrackerFEMM Period Ovulation TrackerFree4.8★ (4.1K)NoNoSep 2026
5Fiat ChartingFiat ChartingFreeNoNoJun 2026
6Majella: NFP & Period TrackerMajella: NFP & Period TrackerFreeNoYesSep 2026
7NFP TrackerNFP TrackerFreeNoYesAug 2026
8Vainly Marquette Method™ NFPVainly Marquette Method™ NFPFreeNoYesAug 2026

Top Picks for Nfp Charting

4.3(6 ratings)
FreeIn-App Purchases
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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.

Natural Cycles: Fertility App#3

Natural Cycles: Fertility App by NaturalCycles Nordic AB

Ovulation Tracker・FDA-cleared
Worth Considering
💪 Health & Fitness
4.8😊(30K ratings)
FreeAdsIn-App Purchases
#33in Health & Fitness
Natural Cycles: Fertility App screenshot 1
Natural Cycles: Fertility App screenshot 2
Natural Cycles: Fertility App screenshot 3
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Natural Cycles: Fertility App screenshot 5
Natural Cycles: Fertility App screenshot 6

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
  • 🐛 Cluttered and unintuitive app interface

More Nfp Charting apps to explore

FAQ about Nfp Charting

What are the best nfp charting apps for iPhone?
NFP Charting tops our nfp charting apps ranking as of September 2026, with a 4.3-star average from 6 App Store ratings, and it's free to download.
Yes — 20 of the top nfp charting apps we rank are free to download, including NFP Charting and NFP Calendar.
NFP Charting has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ nfp charting apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
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.
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.