Best Ovulation Calendar Apps

247+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated October 2026

Every iPhone needs a few good ovulation calendar apps. We benchmark 247+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Ovulation Calendar Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Period Tracker Period CalendarPeriod Tracker Period CalendarFree4.9★ (174K)YesYesOct 2026
2Ovulation Calculator Fertile Tracker & Calendar OCOvulation Calculator Fertile Tracker & Calendar OCFree4.6★ (5.9K)NoNoOct 2026
3Premom-Ovulation Tracker, PCOSPremom-Ovulation Tracker, PCOSFree4.8★ (60K)NoYesOct 2026
4Flo Cycle & Period TrackerFlo Cycle & Period TrackerFree4.7★ (2M)NoYesOct 2026
5Ovia Cycle & Pregnancy TrackerOvia Cycle & Pregnancy TrackerFree4.8★ (90K)NoNoOct 2026
6Glow Ovulation & Period AppGlow Ovulation & Period AppFree4.7★ (75K)YesYesOct 2026
7Ovulation: Period CalculatorOvulation: Period CalculatorFree—YesYesJul 2026
8Ovulation Calculator & TrackerOvulation Calculator & TrackerFree—NoYesMay 2026

Top Picks for Ovulation Calendar

4.9😊(174K ratings)
FreeAdsIn-App Purchases
#50in Health & Fitness
Period Tracker Period Calendar screenshot 1
Period Tracker Period Calendar screenshot 2
Period Tracker Period Calendar screenshot 3
Period Tracker Period Calendar screenshot 4
Period Tracker Period Calendar screenshot 5
Period Tracker Period Calendar screenshot 6

This app helps women track their menstrual cycles, ovulation, and fertility. It offers personalized advice, pregnancy tracking, and reminders for birth control and medication. Your data is kept private and stored locally on your device.

What We Love

  • ⭐ Accurate period tracking
  • 📆 Helpful calendar and diary features
  • 🌟 Customizable themes and pets
  • 🔍 Comprehensive symptom and health tracking
  • 🗓️ Reliable period and ovulation predictions
  • 💻 Seamless cross-device sync and backup
  • 🧠 Useful educational content and tips
  • 🤰 Pregnancy and fertility tracking

Room to Improve

  • 🔍 Unclear symptom definitions
  • 🔔 Intrusive and unskippable ads
  • 🔒 Concerns about data privacy and security
  • 🔢 Inaccurate period and ovulation predictions
  • 🔀 Difficulty in adjusting past cycle data
  • 🔍 Limited customization options
Ovulation Calculator Fertile Tracker & Calendar OC screenshot 1
Ovulation Calculator Fertile Tracker & Calendar OC screenshot 2
Ovulation Calculator Fertile Tracker & Calendar OC screenshot 3
Ovulation Calculator Fertile Tracker & Calendar OC screenshot 4
Ovulation Calculator Fertile Tracker & Calendar OC screenshot 5

This app helps users identify their most fertile days to increase the chances of conception. It analyzes personal cycle data, offers fertility knowledge, and provides access to a supportive community.

What We Love

  • 🚀 Accurate predictions
  • 👍 Easy to use
  • 💡 Helpful information and tips
  • 🚀 Reliable tracking
  • 👍 Informative
  • 🚀 Worked first try
  • 👍 Comprehensive
  • 👍 Detailed
  • 🚀 Helped get pregnant
  • 👍 Great resource

Room to Improve

  • 🐛 Crashes/glitches
  • 🐛 Inaccurate predictions
  • 🐛 Issues logging data
  • 🐛 Difficult to edit information
  • 🐛 Compatibility issues
Premom-Ovulation Tracker, PCOS#3
4.8😊(60K ratings)
FreeIn-App Purchases
#40in Health & Fitness
Premom-Ovulation Tracker, PCOS screenshot 1
Premom-Ovulation Tracker, PCOS screenshot 2
Premom-Ovulation Tracker, PCOS screenshot 3
Premom-Ovulation Tracker, PCOS screenshot 4
Premom-Ovulation Tracker, PCOS screenshot 5
Premom-Ovulation Tracker, PCOS screenshot 6

This app helps women track their menstrual cycles, predict ovulation, and monitor fertility to increase chances of conception. It offers personalized insights, expert guidance, and tools like BBT charting and ovulation test scanning. Users can also track pregnancy progress and connect with a supportive community.

What We Love

  • 🚀 Accurate ovulation tracking
  • 👍 Easy to use app
  • 💡 Helpful community support
  • 🚀 Affordable ovulation tests
  • 👍 Detailed cycle analysis
  • 👍 Intuitive interface
  • 🚀 Helped get pregnant quickly

Room to Improve

  • 🐛 Inconsistent data tracking
  • 🐛 Frequent app crashes
  • 🐛 Inaccurate ovulation predictions
  • 🔒 Privacy concerns with data sharing
  • 🔋 Drains battery quickly
  • 🐛 Buggy app updates

More Ovulation Calendar apps to explore

FAQ about Ovulation Calendar

What are the best ovulation calendar apps for iPhone?
Period Tracker Period Calendar tops our ovulation calendar apps ranking as of October 2026, with a 4.9-star average from 174K App Store ratings, and it's free to download.
Yes — 20 of the top ovulation calendar apps we rank are free to download, including Period Tracker Period Calendar and Ovulation Calculator Fertile Tracker & Calendar OC.
Period Tracker Period Calendar shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ ovulation calendar apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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