Best Ovulation Calculator Apps

247+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated October 2026

Out of 247+ ovulation calculator apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Ovulation Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Ovulation Calculator Fertile Tracker & Calendar OCOvulation Calculator Fertile Tracker & Calendar OCFree4.6β˜… (5.9K)NoNoOct 2026
2Period & Ovulation CalculatorPeriod & Ovulation CalculatorFree4.4β˜… (611)YesYesOct 2026
3Ovulation Tracker & CalculatorOvulation Tracker & CalculatorFree4.4β˜… (5)YesYesAug 2026
4Period Tracker Period CalendarPeriod Tracker Period CalendarFree4.9β˜… (174K)YesYesOct 2026
5Ovulation Calculator AppOvulation Calculator AppFree5.0β˜… (1)NoNoMay 2026
6Ovulation: Period CalculatorOvulation: Period CalculatorFreeβ€”YesYesJul 2026
7Ovulation & Period CalculatorOvulation & Period CalculatorFreeβ€”YesNoMay 2026
8Ovia Cycle & Pregnancy TrackerOvia Cycle & Pregnancy TrackerFree4.8β˜… (90K)NoNoOct 2026

Top Picks for Ovulation Calculator

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

  • πŸš€ Accurate predictions
  • πŸ‘ Easy to use
  • πŸ’‘ Helpful information and tips
  • πŸš€ Reliable tracking
  • πŸ‘ Informative
  • πŸš€ Worked first try
  • πŸ‘ Comprehensive
  • πŸ‘ Detailed
  • πŸš€ Helped get pregnant
  • πŸ‘ Great resource

Room to Improve

  • πŸ› Crashes/glitches
  • πŸ› Inaccurate predictions
  • πŸ› Issues logging data
  • πŸ› Difficult to edit information
  • πŸ› Compatibility issues

More Ovulation Calculator apps to explore

FAQ about Ovulation Calculator

What are the best ovulation calculator apps for iPhone?
Ovulation Calculator Fertile Tracker & Calendar OC tops our ovulation calculator apps ranking as of October 2026, with a 4.6-star average from 5.9K App Store ratings, and it's free to download.
Yes β€” 20 of the top ovulation calculator apps we rank are free to download, including Ovulation Calculator Fertile Tracker & Calendar OC and Period & Ovulation Calculator.
Ovulation Calculator Fertile Tracker & Calendar OC has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ ovulation calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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