Best Irregular Cycles Apps

64+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our irregular cycles list covers 64+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Compare top Irregular Cycles Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Irregular CyclesIrregular CyclesFree3.4★ (5)NoNoMay 2026
2Period Tracker Period CalendarPeriod Tracker Period CalendarFree4.9★ (174K)YesYesSep 2026
3Flo Cycle & Period TrackerFlo Cycle & Period TrackerFree4.7★ (2M)NoYesSep 2026
4Clue Period & Cycle TrackerClue Period & Cycle TrackerFree4.8★ (404K)NoYesSep 2026
5Period Tracker - Cycle LogPeriod Tracker - Cycle LogFree——NoAug 2026
6Cycla AI: Irregular CyclesCycla AI: Irregular CyclesFree5.0★ (4)NoYesSep 2026
7WAVS: PCOS & Cycle SyncingWAVS: PCOS & Cycle SyncingFree5.0★ (19)NoYesMay 2026
8Flow: Cycle & Period CalendarFlow: Cycle & Period CalendarFree4.2★ (9)NoYesAug 2026

Top Picks for Irregular Cycles

Irregular Cycles#1

Irregular Cycles by Spit Lab AB

From PCOS to pregnant
Editor's Choice
🏥 Medical
3.4(5 ratings)
Free
Irregular Cycles screenshot 1
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Irregular Cycles screenshot 6

This app helps women with irregular cycles, PCOS, and hormone imbalances track symptoms, mood, and lifestyle. It allows users to save photos of ovulation and pregnancy tests. It is designed as a supportive tool for managing reproductive health.

Period Tracker Period Calendar#2
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
Flo Cycle & Period Tracker#3

Flo Cycle & Period Tracker by FLO HEALTH UK LIMITED

Ovulation & Pregnancy Calendar
Worth Considering
💪 Health & Fitness
4.7😐(2M ratings)
FreeIn-App Purchases
#2in Health & Fitness
Flo Cycle & Period Tracker screenshot 1
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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

More Irregular Cycles apps to explore

FAQ about Irregular Cycles

What are the best irregular cycles apps for iPhone?
Irregular Cycles tops our irregular cycles apps ranking as of June 2026, with a 3.4-star average from 5 App Store ratings, and it's free to download.
Yes — 20 of the top irregular cycles apps we rank are free to download, including Irregular Cycles and Period Tracker Period Calendar.
Irregular Cycles has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 64+ irregular cycles apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Irregular Cycles is a medical app designed to help women with irregular cycles, PCOS, and hormone imbalances track their symptoms, mood, and lifestyle. It also allows users to save photos of ovulation and pregnancy tests.
Irregular Cycles is available on iPhone and iPod devices. It is not currently listed as compatible with Android devices.