Comparison

Cycles vs Clue Period & Cycle Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cycles

Track your menstrual cycle, fertility, and ovulation with ease. Log observations, predict fertile days, and manage irregular periods. Offers partner connection and detailed insights for better reproductive health management.

Highlights
  • Cycle tracking at a glance
  • Log body and mood observations
  • Fertile day predictions
  • Irregular/missed period support
  • Partner connect feature
  • Customized reminders
  • Detailed observation descriptions
Features
Read full description

No more surprises, worrying or feeling in the dark about your own reproductive health. As the first app to introduce partner connect, Cycles knows how to make the most out of period tracking. With a clean and simple interface you can keep track of your cycle effortlessly. WHY CYCLES? • Track your cycle in one glance with Cycle view. • Easily log observations on your body and mood. • Take the guesswork out of predicting your most fertile days. • Irregular or missed period? A single tap and Cycles has got your back. • With you wherever you go: for iPhone, iPad, and Apple Watch. TOTAL PRIVACY • Optional passcode or FaceID to protect your privacy. • Share your cycle info privately with your partner. • Your reminders and notes are always kept private, even from your partner. UPGRADE TO CYCLES PREMIUM • Get tailored predictions on upcoming changes to your body. • Connect with your partner to plan intimate moments, vacations and more around your cycle. • Set-up customized reminders for birth control, fertile days or periods. • Become a menstrual cycle expert with detailed descriptions for all observations. • Make Cycles your reliable health care partner with Insights Overview. Perfect for any doctors visit! When calculating fertility for pregnancy with natural family planning, Cycles takes advantage of scientific research that’s more accurate than the 'rhythm method' of yesteryear and has a real-world failure rate comparable to that of condoms. Even so, this app is designed for informational purposes only and should not be used to prevent pregnancy. If you choose to unlock Cycles Premium, your purchase will be charged to your iTunes account. Active subscriptions will be auto-renewed 24 hours before the expiry date. You can manage subscriptions from Account in iTunes after subscribing, you’ll also be able to cancel the auto-renewing subscription from there at any time. Any unused portion of the free trial period will be forfeited if you purchase a subscription to Cycles Premium before your trial expires. Optional permission requests: • Health app, to record your cycles and reproductive health data • Notifications, to remind you of the phases of your cycle Terms: https://cycles.app/terms-of-service

About

Clue Period & Cycle Tracker

This app helps women and people with cycles understand their bodies through period tracking, fertility predictions, and health insights. It offers personalized forecasts, tracks over 100 experiences, and provides science-based content. Connect wearables for advanced health analysis.

Highlights
  • Personalized period predictions
  • Track 100+ cycle-related experiences
  • Fertility and ovulation calculator
  • Pregnancy tracking with weekly updates
  • Perimenopause symptom tracking
  • Connect wearable data
  • Science-based health content
Read full description

Understand your body. Plan around your cycle. Know what’s coming next. Clue is the #1 women-led period and cycle tracker – science-backed, privacy-first, and built to help you live in sync with your cycle. Trusted by millions of people worldwide, Clue gives you the knowledge and personalized insight to make confident health decisions, from first period to perimenopause. Headquartered in Berlin, your data is protected by strict European privacy law (GDPR). Track your period and cycle Know when your period is coming, and get personalized predictions based on your unique cycle length, flow, and patterns. See how your cycle affects how you feel Track 200+ symptoms and experiences – cramps, PMS, pain, energy, cravings, mood, skin, sleep, sex drive, discharge, and more. Your patterns, in clear charts. Get ahead of symptoms See what might be coming, from PMS and cramps to energy dips, so you can plan ahead. Set custom reminders so nothing catches you off guard. Understand your fertility Get personalized ovulation and fertile window predictions, based on a clinically-validated algorithm designed to help you conceive. Stay on track with birth control Log your method – pill, IUDs, ring, patch, and more. Track your cycle symptoms even without regular bleeding. Get real answers, backed by science Explore 400+ articles on your cycle, fertility, sex, pregnancy, perimenopause, and reproductive health. Use Clue through every life stage Switch between modes as your needs change. Period tracking, trying to conceive, pregnancy, and perimenopause. Connect a wearable Layer your cycle data with temperature, sleep, and heart rate for deeper health insights. Works with Apple Watch, Oura, WHOOP, Withings, Fitbit, and more. Get more from every cycle with Clue Plus — deeper analysis, advanced predictions, and personalized insights that get smarter the more you track. A few legal details: After you choose the Clue subscription that’s right for you & confirm your purchase, the credit card associated with your iTunes Account will be charged. Once purchased, your subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. If you currently have a free trial, any unused time will be forfeited when you purchase a subscription. If you want to renew your subscription, your account will be charged the same amount you paid for your initial subscription, 24 hours before the end of the current period. You can manage or change your subscription at any time, including turning off auto-renewal, by going to the ‘Account Settings’ on your device after the purchase. Note: Clue should not be used as a contraceptive. Clue is made to help people understand their menstrual and reproductive health by tracking their data, as well as predicting fertile days to aid conception. The app does not substitute professional medical advice, diagnosis, or treatment. Your healthcare provider can give you advice on your specific needs and situation. Helloclue.com support.helloclue.com Terms of Service: www.helloclue.com/terms Privacy Policy: www.helloclue.com/privacy

Screenshots

Cycles4 screens
Clue Period & Cycle Tracker4 screens

Verdict

The call

Cycles and Clue Period & Cycle Tracker both sit at 4.7 stars, but that hides the real split: 88% of Cycles's written reviews are positive against 42% of Clue Period & Cycle Tracker's. Cycles also leads on device support (3 vs 1) and iOS requirement (16.0 vs 18.0). Clue Period & Cycle Tracker's advantage is ratings volume (404K vs 27K) and chart position (#21 vs unranked). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Cycles sells 15 in-app purchases, starting at $4.99 per month and Clue Period & Cycle Tracker sells 11 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Cycles against 4.8 for Clue Period & Cycle Tracker. That said, the two scores are not equally well evidenced: Clue Period & Cycle Tracker has 404K ratings behind it against 27K, so its average is the more settled of the two. Written reviews are what separate them: 88% of Cycles's written reviews are positive against 42% of Clue Period & Cycle Tracker's.

UpkeepUpdate frequency

Cycles ships an update every 6 days, Clue Period & Cycle Tracker weekly. Both last shipped on September 24, 2026.

Scorecard5 real differences · 6 level
Cycles versus Clue Period & Cycle Tracker: the parameters behind the verdict, then further details
ParameterCyclesClue Period & Cycle Tracker
PriceFreeFree
Rating4.7 (27K ratings)4.8 (404K ratings) — better
Positive reviews87.6% of reviews — better42.0% of reviews
Number of ratings27K404K — better
Update frequencyEvery 6 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#21 — better
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size98 MB321 MB
Age rating9+12+
DeveloperPerigeeBioWink GmbH

Customer experience

Cycles

All ratings27,029 ratings
Positive93.0%
Neutral4.1%
Negative2.9%
Written reviews1,111 reviews
Positive87.6%
Neutral5.3%
Negative7.1%

Clue Period & Cycle Tracker

All ratings404,195 ratings
Positive94.7%
Neutral2.7%
Negative2.7%
Written reviews1,904 reviews
Positive42.0%
Neutral14.0%
Negative44.0%

User reviews

Cycles

From 27K App Store ratings

What we love

  • 🚀 Easy to use
  • 📆 Accurate cycle tracking
  • 🤝 Ability to share with partner
  • 🗓️ Helpful for planning pregnancy
  • ✨ Clean and intuitive design

Room to improve

  • 🐛 Issues with data persistence and syncing
  • 🔧 Confusing interface for editing cycle details
  • 💰 Paid features should be free
  • 🤔 Limited customization options
  • 📊 Lack of advanced analytics and insights

Clue Period & Cycle Tracker

From 404K App Store ratings

What we love

  • 🚀 Accurate predictions
  • 📊 Helpful data analysis
  • 🗓️ Convenient period tracking
  • 🌈 Inclusive and gender-neutral
  • 🤖 Customizable tracking options

Room to improve

  • 💰 Paywall for key features
  • 🔍 Difficult to access personal data
  • 🔄 Frequent app updates causing issues
  • 🤯 Overwhelming with too many features
  • 🔒 Concerns about data privacy and security

Bugs and requests

Cycles

Reported bugs

3 issues
  • Cycle data disappearing or resetting unexpectedly
  • Syncing issues between devices and accounts
  • Inaccurate cycle predictions and date adjustments

Requested features

5 requests
  • Add more symptom and mood options
  • Improve cycle editing and data management
  • Integrate with health apps for comprehensive tracking
  • Provide more insights and predictions based on cycle data
  • Allow customization of app appearance and notifications

Clue Period & Cycle Tracker

Reported bugs

5 issues
  • Cycle data being lost or inaccessible
  • Notifications and reminders not working
  • Sync issues between app and account data
  • Compatibility problems with older devices
  • Crashes and freezes when using the app

Requested features

7 requests
  • Add notes/journal functionality
  • Improve symptom tracking and analysis
  • Provide more options for irregular cycles
  • Integrate with other health/fitness apps
  • Allow customization of tracked categories
Show 2 more
  • Implement offline mode for data entry
  • Add support for pregnancy and postpartum

In-app purchases

15 purchases

Cycles

Subscriptions14
  • Cycles Premium7 Days trial$4.991 Month
  • Period Calendar & Ovulation3 Months trial$6.991 Month
  • Cycle Tracker Premium - Cycles7 Days trial$6.991 Month
Show 11 more
  • Cycles: Period Calendar$6.991 Month
  • Cycles: Period Calendar7 Days trial$6.991 Month
  • Cycles Premium7 Days trial2 variants$9.991 Month
  • Cycles: Period Calendar$9.991 Month
  • Cycles Premium1 Month trial$29.991 Year
  • Menstrual Cycle Tracker7 Days trial$29.991 Year
  • Cycles Premium7 Days trial2 variants$39.991 Year
  • Cycle Tracker & Calendar$39.991 Year
  • Cycles: Period Tracker1 Year trial$39.991 Year
  • Cycles Premium7 Days trial$59.991 Year
  • Cycles: Cycle Tracker & Period$59.991 Year
One-time1
  • Cycles Pro$2.99
11 purchases

Clue Period & Cycle Tracker

Subscriptions11
  • 1 Month$9.991 Month
  • Clue Period Tracker - 1 Month2 variants$9.991 Month
  • Clue Plus by BioWink GmbH$9.991 Month
Show 8 more
  • Clue Plus by BioWink GmbH7 Days trial$29.991 Year
  • Clue Period Tracker - 1 year1 Year trial$32.991 Year
  • Clue Period Tracker - 1 year1 Year trial2 variants$39.991 Year
  • 12 Months$39.991 Year
  • Clue Period Tracker - 12 Month$39.991 Year
  • Clue Period Tracker - 1 year7 Days trial$39.991 Year
  • Clue Plus by BioWink GmbH7 Days trial$39.991 Year
  • Clue Period Tracker - 1 year7 Days trial$49.991 Year

Questions

Is Cycles free?
Cycles is free to download, with in-app purchases available.
Is Clue Period & Cycle Tracker free?
Clue Period & Cycle Tracker is free to download, with in-app purchases available.
Which has better reviews, Cycles or Clue Period & Cycle Tracker?
Clue Period & Cycle Tracker is rated higher. Cycles averages 4.7 out of 5 from 27K ratings, while Clue Period & Cycle Tracker averages 4.8 from 404K ratings.
Do Cycles or Clue Period & Cycle Tracker have ads?
Neither Cycles nor Clue Period & Cycle Tracker shows ads.
Which is updated more often, Cycles or Clue Period & Cycle Tracker?
Cycles ships an update every 6 days, and Clue Period & Cycle Tracker weekly. Most recently, Cycles was updated on September 24, 2026 and Clue Period & Cycle Tracker on September 24, 2026.

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