Comparison

LADYTIMER Period Tracker 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

LADYTIMER Period Tracker

This app accurately tracks and predicts menstrual cycles and fertile days using scientific methods. It offers features for pregnancy tracking, symptom logging, and reminders for medical exams and birth control. Users can also share data and utilize cloud backup.

Highlights
  • Menstrual cycle tracking
  • Fertile window prediction
  • Pregnancy mode
  • Symptom and mood logging
  • Medical and birth control reminders
  • Data sharing and cloud backup
Features
Read full description

Ladytimer tracks and predicts menstrual cycle days. Congrats, you've just discovered the world's best and most complete period tracker app. Ladytimer uses the latest scientific methods to accurately pinpoint a woman's fertile days. The app helps you to take charge of your menstrual cycle, lets you switch to pregnancy mode and back to period calendar mode after birth or miscarriage. * Easy to use period tracker * Ovulation calendar options: symptoms, moods, weight, etc * Period, Ovulation and medical exams reminders * Fertility calendar with temperature charts * Menstrual period history * Chat and Direct Messaging * Share calendar data with your doctor or partner * LadyCloud automatic backup and sync * Ovulation App is portable to any smartphone * Basal body temperature tracker * Body weight tracker * Intimacy tracker * Birth control pill reminder * Ovulation calculator with cervical mucus tracker * Ovulation Calendar print option * Fertility educational videos * A personal diary for every woman Simply track your start period day every month. After that the app calculates the menstrual cycle for you. Enter your morning body temperature for precise fertility tracking. The app will use it to calculate ovulation. Enter and track symptoms, moods, notes, weight, intimacy, ovulation tests, etc for any day. Chat with other Ladytimer users. Your period calendar data can be saved online and imported to any smartphone when needed. Never lose your data when switching phones. LadyCloud synchronization does it all automatically for you. It's very easy to share your period calendar with your doctor or partner. Chose the data you wish to share. — Ladytimer • the most advanced menstruation calendar —

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

LADYTIMER Period Tracker4 screens
Clue Period & Cycle Tracker4 screens

Verdict

The call

LADYTIMER Period Tracker and Clue Period & Cycle Tracker both sit at 4.7 stars, but that hides the real split: 80% of LADYTIMER Period Tracker's written reviews are positive against 42% of Clue Period & Cycle Tracker's. LADYTIMER Period Tracker also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). Clue Period & Cycle Tracker's advantage is ads (none vs shown) and ratings volume (407K vs 432). On price, rating, in-app purchases and monetization model 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. LADYTIMER Period Tracker sells 8 one-off in-app purchases and Clue Period & Cycle Tracker sells 10 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 LADYTIMER Period Tracker against 4.8 for Clue Period & Cycle Tracker. That said, the two scores are not equally well evidenced: Clue Period & Cycle Tracker has 407K ratings behind it against 432, so its average is the more settled of the two. Written reviews are what separate them: 80% of LADYTIMER Period Tracker's written reviews are positive against 42% of Clue Period & Cycle Tracker's.

UpkeepUpdate frequency

LADYTIMER Period Tracker ships an update every 6 weeks, Clue Period & Cycle Tracker weekly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 4 level
LADYTIMER Period Tracker versus Clue Period & Cycle Tracker: the parameters behind the verdict, then further details
ParameterLADYTIMER Period TrackerClue Period & Cycle Tracker
PriceFreeFree
Rating4.7 (432 ratings)4.8 (407K ratings) — better
Positive reviews79.6% of reviews — better42.3% of reviews
Number of ratings432407K — better
Update frequencyEvery 6 weeksWeekly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#27 — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better18.0
Further details — not scored
Size24 MB319 MB
Age rating12+12+
DeveloperVipos.comBioWink GmbH

Customer experience

LADYTIMER Period Tracker

All ratings432 ratings
Positive94.2%
Neutral1.9%
Negative3.9%
Written reviews720 reviews
Positive79.6%
Neutral4.7%
Negative15.7%

Clue Period & Cycle Tracker

All ratings406,677 ratings
Positive94.6%
Neutral2.7%
Negative2.7%
Written reviews1,994 reviews
Positive42.3%
Neutral13.8%
Negative43.9%

User reviews

LADYTIMER Period Tracker

From 432 App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Accurate period tracking
  • 💡 Helpful for planning pregnancy
  • 🤰 Useful for tracking ovulation
  • 📅 Convenient calendar features

Room to improve

  • 🐛 Bugs and crashes
  • 💸 Too many ads
  • 🔒 Privacy concerns
  • 🔄 Difficulty changing data

Clue Period & Cycle Tracker

From 407K 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

LADYTIMER Period Tracker

Reported bugs

3 issues
  • App not opening
  • Data not saving properly
  • Incompatibility with updates

Requested features

3 requests
  • Sync with health apps
  • More customization options
  • Improved chat/community features

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

8 purchases

LADYTIMER Period Tracker

One-time8
  • Themes$0.99
  • AI assistant$1.99
  • AI Assistant$1.99
Show 5 more
  • Remove Ads2 variants$3.99
  • Pro Version$5.99
  • Ladytimer Pro$5.99
  • AI Assistant$6.99
  • AI Assistant$19.99
10 purchases

Clue Period & Cycle Tracker

Subscriptions10
  • 1 Month$9.991 Month
  • Clue Period Tracker - 1 Month2 variants$9.991 Month
  • Clue Plus by BioWink GmbH$9.991 Month
Show 7 more
  • Clue Period Tracker - 1 year1 Year trial$32.991 Year
  • Clue Period Tracker - 1 year1 Year trial2 variants$39.991 Year
  • Clue Plus by BioWink GmbH7 Days 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 Period Tracker - 1 year7 Days trial$49.991 Year

Questions

Is LADYTIMER Period Tracker free?
LADYTIMER Period Tracker 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, LADYTIMER Period Tracker or Clue Period & Cycle Tracker?
Clue Period & Cycle Tracker is rated higher. LADYTIMER Period Tracker averages 4.7 out of 5 from 432 ratings, while Clue Period & Cycle Tracker averages 4.8 from 407K ratings.
Do LADYTIMER Period Tracker or Clue Period & Cycle Tracker have ads?
LADYTIMER Period Tracker shows ads; Clue Period & Cycle Tracker does not.
Which is updated more often, LADYTIMER Period Tracker or Clue Period & Cycle Tracker?
LADYTIMER Period Tracker ships an update every 6 weeks, and Clue Period & Cycle Tracker weekly. Most recently, LADYTIMER Period Tracker was updated on October 29, 2026 and Clue Period & Cycle Tracker on October 30, 2026.

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