Best Cycle Sync Apps

249+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated August 2026

Every iPhone needs a few good cycle sync apps. We benchmark 249+ 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 Cycle Sync Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Lively - Period Tracker, CycleLively - Period Tracker, CycleFree4.8★ (56K)NoYesNov 2026
2MyFlo® Period Tracker CalendarMyFlo® Period Tracker CalendarFree4.4★ (14K)NoYesNov 2026
3Harmony: Cycle Syncing, PeriodHarmony: Cycle Syncing, PeriodFree4.7★ (10K)YesYesNov 2026
4Cycle Sync & ShareCycle Sync & ShareFree—YesNoJun 2026
5Phases: Cycle SyncingPhases: Cycle SyncingFree3.3★ (3)NoYesOct 2026
628: Period & Cycle Tracker28: Period & Cycle TrackerFree4.6★ (5.7K)NoYesNov 2026
7Period Tracker ⋆Period Tracker ⋆Free4.7★ (26K)YesNoNov 2026
8Stardust Period TrackerStardust Period TrackerFree4.8★ (121K)YesYesNov 2026

Top Picks for Cycle Sync

Lively - Period Tracker, Cycle#1

Lively - Period Tracker, Cycle by Lively Cycle, LLC

Ovulation & Pregnancy Calendar
Editor's Choice
💪 Health & Fitness
4.8😐(56K ratings)
FreeIn-App Purchases
#41in Health & Fitness
Lively - Period Tracker, Cycle screenshot 1
Lively - Period Tracker, Cycle screenshot 2
Lively - Period Tracker, Cycle screenshot 3
Lively - Period Tracker, Cycle screenshot 4
Lively - Period Tracker, Cycle screenshot 5
Lively - Period Tracker, Cycle screenshot 6

This app helps users understand and align with their menstrual cycle, offering personalized daily tips for nutrition, sports, and self-care. It supports users through all cycle phases, pregnancy, postpartum, and perimenopause/menopause, with an option for partners to sync and share insights.

What We Love

  • 💕 Lovely design
  • 🤝 Partner syncing feature
  • 📚 Informative cycle insights
  • 🌱 Helpful food and activity suggestions
  • 🙌 Life-changing for some users

Room to Improve

  • 💰 Expensive subscription
  • 🤔 Limited free features
  • 🔍 Lack of symptom tracking
  • 🕰️ Inaccurate cycle predictions
  • 🤖 Poor customer support
MyFlo® Period Tracker Calendar#2

MyFlo® Period Tracker Calendar by Flo Living

Cycle Syncing® & Ovulation
Strong Contender
💪 Health & Fitness
4.4😞(14K ratings)
FreeIn-App Purchases
MyFlo® Period Tracker Calendar screenshot 1
MyFlo® Period Tracker Calendar screenshot 2
MyFlo® Period Tracker Calendar screenshot 3
MyFlo® Period Tracker Calendar screenshot 4
MyFlo® Period Tracker Calendar screenshot 5
MyFlo® Period Tracker Calendar screenshot 6

This app helps women understand and optimize their hormonal health by tracking menstrual cycles, predicting ovulation, and offering personalized guidance for diet, exercise, and mood. It supports natural symptom management for various conditions and empowers users to sync their lives with their cycle phases.

What We Love

  • 🤩 Helpful insights and recommendations based on cycle phase
  • 📚 Informative content and guidance from the book author
  • 🗓️ Useful for tracking menstrual cycle and symptoms
  • 💪 Empowering approach to understanding hormonal health

Room to Improve

  • 🐛 Frequent bugs, crashes, and glitches
  • 💰 Expensive subscription model with upsells
  • 🤖 Generic, one-size-fits-all recommendations
  • 📆 Inaccurate cycle predictions and inability to edit cycle data
  • 🚫 Lack of LGBTQ+ inclusivity in language and features
Harmony: Cycle Syncing, Period#3

Harmony: Cycle Syncing, Period by Rocapine

Period & Ovulation Tracker
Worth Considering
🌟 Lifestyle
4.7😊(10K ratings)
FreeAdsIn-App Purchases
Harmony: Cycle Syncing, Period screenshot 1
Harmony: Cycle Syncing, Period screenshot 2
Harmony: Cycle Syncing, Period screenshot 3
Harmony: Cycle Syncing, Period screenshot 4
Harmony: Cycle Syncing, Period screenshot 5
Harmony: Cycle Syncing, Period screenshot 6

This app helps you understand and align your daily life with your menstrual cycle. It offers personalized guidance on nutrition, movement, and mindset, along with smart tracking and daily insights. Connect with a partner for better support and enjoy a privacy-focused experience.

What We Love

  • 👍 Empowering experience
  • 🚀 Easy to use
  • 💡 Personalized insights
  • 👍 Helpful for managing cycle
  • 👍 Informative and useful
  • 👍 Excellent support

Room to Improve

  • 🐛 Inaccurate calendar and period tracking
  • 💰 Paid subscription required
  • 🔧 Needs more customization options
  • 👎 Issues with selecting period dates

More Cycle Sync apps to explore

FAQ about Cycle Sync

What are the best cycle sync apps for iPhone?
Lively - Period Tracker, Cycle tops our cycle sync apps ranking as of August 2026, with a 4.8-star average from 56K App Store ratings, and it's free to download.
Yes — 20 of the top cycle sync apps we rank are free to download, including Lively - Period Tracker, Cycle and MyFlo® Period Tracker Calendar.
Lively - Period Tracker, Cycle has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ cycle sync apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

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