Best Fertility Tracker App

248+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated September 2026

Finding the right fertility tracker app can be overwhelming with so many options. We've analyzed 248+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Fertility Tracker App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Flo Cycle & Period TrackerFlo Cycle & Period TrackerFree4.7★ (2M)NoYesSep 2026
2Ovia Cycle & Pregnancy TrackerOvia Cycle & Pregnancy TrackerFree4.8★ (90K)NoNoSep 2026
3Natural Cycles: Fertility AppNatural Cycles: Fertility AppFree4.8★ (30K)YesYesSep 2026
4Premom-Ovulation Tracker, PCOSPremom-Ovulation Tracker, PCOSFree4.8★ (59K)NoYesSep 2026
5Femometer Fertility TrackerFemometer Fertility TrackerFree4.9★ (70K)NoYesSep 2026
6Fertility Friend FF TrackerFertility Friend FF TrackerFree4.8★ (7.4K)NoYesSep 2026
7Glow Ovulation & Period AppGlow Ovulation & Period AppFree4.7★ (75K)YesYesSep 2026
8Kindara: Fertility TrackerKindara: Fertility TrackerFree4.7★ (10K)NoYesSep 2026

Top Picks for Fertility Tracker App

Flo Cycle & Period Tracker#1

Flo Cycle & Period Tracker by FLO HEALTH UK LIMITED

Ovulation & Pregnancy Calendar
Editor's Choice
💪 Health & Fitness
4.7😐(2M ratings)
FreeIn-App Purchases
#3in Health & Fitness
Flo Cycle & Period Tracker screenshot 1
Flo Cycle & Period Tracker screenshot 2
Flo Cycle & Period Tracker screenshot 3
Flo Cycle & Period Tracker screenshot 4
Flo Cycle & Period Tracker screenshot 5
Flo Cycle & Period Tracker screenshot 6

This app helps women track their menstrual cycles, ovulation, and fertility. It offers personalized insights, pregnancy support, and tools for managing perimenopause symptoms, with a focus on data privacy and security.

What We Love

  • 🚀 Accurate period predictions
  • 📊 Helpful insights and information
  • 🤝 Supportive community
  • 🗓️ Useful tracking features
  • 💻 Great app design and interface
  • 🤰 Useful pregnancy mode

Room to Improve

  • 💰 Excessive push for premium subscription
  • 🔒 Privacy concerns around data sharing
  • 🤖 Lack of inclusivity for non-binary users
  • 🚫 Paywall for basic health information
  • 🙄 Annoying notifications and ads
  • 🤔 Inconsistent predictions and tracking
Ovia Cycle & Pregnancy Tracker#2

Ovia Cycle & Pregnancy Tracker by Ovuline, Inc.

Fertility, Ovulation, & Period
Strong Contender
🏥 Medical
4.8😊(90K ratings)
Free
Ovia Cycle & Pregnancy Tracker screenshot 1
Ovia Cycle & Pregnancy Tracker screenshot 2
Ovia Cycle & Pregnancy Tracker screenshot 3
Ovia Cycle & Pregnancy Tracker screenshot 4
Ovia Cycle & Pregnancy Tracker screenshot 5
Ovia Cycle & Pregnancy Tracker screenshot 6

Track your menstrual cycle, fertility, pregnancy, postpartum recovery, and menopause with personalized insights and expert articles. This app offers tools for ovulation prediction, baby growth tracking, and symptom management.

What We Love

  • 🚀 Excellent app
  • 👍 Comprehensive tracking
  • 💡 Helpful for TTC
  • 👍 Accurate predictions
  • 👍 Informative articles

Room to Improve

  • 🐛 Glitched/not working
  • 🐛 Inaccurate predictions
  • 💡 Need option to track miscarriage
  • 💡 Too pregnancy-focused
  • 🐛 Lost user data
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
#34in Health & Fitness
Natural Cycles: Fertility App screenshot 1
Natural Cycles: Fertility App screenshot 2
Natural Cycles: Fertility App screenshot 3
Natural Cycles: Fertility App screenshot 4
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 Fertility Tracker App apps to explore

FAQ about Fertility Tracker App

What is the best fertility tracker app for iPhone?
Flo Cycle & Period Tracker tops our fertility tracker app ranking as of September 2026, with a 4.7-star average from 2M App Store ratings, and it's free to download.
Yes — 19 of the top fertility tracker app we rank are free to download, including Flo Cycle & Period Tracker and Ovia Cycle & Pregnancy Tracker.
Flo Cycle & Period Tracker has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ fertility tracker app on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a science-backed tool for tracking menstrual cycles, ovulation, fertility, and pregnancy. It provides personalized insights based on logged symptoms and helps users navigate different life stages like perimenopause.
Key features include logging over 70 symptoms and moods for personalized insights, accurate period and ovulation predictions, support for trying to conceive, week-by-week pregnancy guidance, and tools for managing perimenopause symptoms. It also prioritizes data privacy with an anonymous mode and dual ISO certification.

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