Period Tracker by GP Apps vs Clue Period & Cycle Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Period Tracker by GP Apps
Easily track your menstrual cycles, predict future periods, and monitor fertility. Log symptoms, moods, and weight with detailed charts and customizable notes. Includes advanced modes for trying to conceive and pregnancy tracking, with privacy features and data backup.
- Period cycle tracking and prediction
- Fertility and ovulation tracking
- Symptom and mood logging
- Weight and temperature tracking
- Customizable notes and symptoms
- Pregnancy mode and countdown
- Data backup and export
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Period Tracker, the easiest way to track your health! *Now supports HealthKit, 3DTouch, TouchID, portrait charts, Advanced TTC Mode (the easiest way to get pregnant by following the homepage timeline’s simple prompted instructions!), and Pregnancy Mode with articles and week-by-week images. Period Tracker is SIMPLE and CUTE. * Press a button at the start of your period every month. Period Tracker logs your dates and calculates the average of your past 3 months' menstrual cycles to predict the start date of your next period. * View your current and future period dates, ovulation and fertile days, moods, symptoms, weight, temp, and fertility notes in a simple month-view calendar. * Discreet iPhone icon simply reads "PTracker." Period Tracker is FILLED WITH FEATURES. * Take daily notes of menstrual symptoms including Spotting, Flow, Cramps, Headaches, Backaches, Bloating, Tender Breasts, and Body Aches! * Track your weight, temperature and moods (over 30+ moods to choose from!) * Add custom symptoms and moods * Charts! Beautiful, comprehensive and handy. Charts show weight, temp, symptoms, period length, cycle length, and more. * Backup/Restore your data with your online backup and restore account. (works across platforms) * Homescreen shows your predicted ovulation, eight day "fertile window,” and your cycle day. Great for trying to conceive. * Pregnancy mode activates countdown to baby's due date and week-by-week articles. * Protect your privacy with TOUCH ID or with a passcode option that is fast and easy. * Export your period dates and notes to email for doctor's visits. Period Tracker is loved by millions of users. MommaRed - "I really like this application. It is easy to use, easy to track and plan for upcoming events. The recent updates have made it even better. One of my favorite iPhone apps." Blanczz226 - "This is one of my favorite apps. I use it every month and it's extremely accurate. Worth the $ for sure" GeekSugar.com - "Period Tracker is the ultimate menstrual mentor. You enter in your info, and it tracks your cycles, letting you keep notes about your activities and well being, all the while using twee 'lil hearts .and flowers to denote important days." Celstemc - "One of my first apps and I am completely in love with it! Won't use another one like it!! Cute and easy to use!" Subscription Details By subscribing to the Period Tracker Patron program you receive additional features. Subscription purchased through the app will be charged to your iTunes account. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period at the cost of $9.99. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. Terms of service: https://gpapps.com/support/eula/ Privacy policy: https://gpapps.com/support/privacy-policy/ Disclaimer: Period Tracker period and fertility forecasts may not be accurate and should not be used to prevent unwanted pregnancy. To forecast ovulation Period Tracker calculates 14 days before the projected start date of one's next period. Forecast accuracy depends on a number of factors including how regular one's cycle length is, when one actually ovulates during the cycle, and how many periods have been logged in the app. Anxiety, stress, diet, nutrition, exercise, environment, medications, age and other factors can also affect one's cycle from month to month. Please email comments and suggestions to supportgpa@gmail.com.
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.
- 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
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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
Verdict
Period Tracker by GP Apps and Clue Period & Cycle Tracker both sit at 4.8 stars, but that hides the real split: 91% of Period Tracker by GP Apps's written reviews are positive against 42% of Clue Period & Cycle Tracker's. Period Tracker by GP Apps also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Clue Period & Cycle Tracker's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). 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
Both are free to download. Period Tracker by GP Apps sells 1 in-app purchase, starting at $9.99 per year 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.
On the App Store both sit at effectively the same score — 4.8 for Period Tracker by GP Apps 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 79K, so its average is the more settled of the two. Written reviews are what separate them: 91% of Period Tracker by GP Apps's written reviews are positive against 42% of Clue Period & Cycle Tracker's.
Period Tracker by GP Apps ships an update every 2 months, Clue Period & Cycle Tracker weekly. Both last shipped on October 29, 2026.
| Parameter | Period Tracker by GP Apps | Clue Period & Cycle Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (79K ratings) — better | 4.8 (407K ratings) |
| Positive reviews | 91.4% of reviews — better | 42.3% of reviews |
| Number of ratings | 79K | 407K — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | — | #39 — better |
| Devices | iPhone, iPod, Apple Watch — better | iPhone |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 64 MB | 319 MB |
| Age rating | 12+ | 12+ |
| Developer | GP Apps | BioWink GmbH |
Customer experience
Period Tracker by GP Apps
Clue Period & Cycle Tracker
User reviews
Period Tracker by GP Apps
From 79K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Accurate period predictions
- 💡 Customizable symptom and mood tracking
- 📆 Helpful for planning around cycle
- 🤰 Useful for tracking fertility and pregnancy
Room to improve
- 🐛 Irregular cycles not handled well
- 🔒 Concerns about data privacy and security
- 💰 Paywall for some features
- 🎨 Outdated or unappealing design
Clue Period & Cycle Tracker
From 407K App Store ratingsWhat 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
Period Tracker by GP Apps
Reported bugs
3 issues- Period start/end dates not saving correctly
- Ovulation predictions often inaccurate
- Crashes or freezes when logging data
Requested features
4 requests- Add option to track irregular cycles
- Improve data backup and sync across devices
- Provide more customization options for layout and themes
- Integrate with other health tracking apps
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 moreShow fewer
- Implement offline mode for data entry
- Add support for pregnancy and postpartum
In-app purchases
Period Tracker by GP Apps
- Annual Member14 Days trial$9.991 Year
Clue Period & Cycle Tracker
- 1 Month$9.991 Month
- Clue Period Tracker - 1 Month2 variants$9.991 Month
- Clue Plus by BioWink GmbH$9.991 Month
Show 7 moreShow fewer
- 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 Period Tracker by GP Apps free?
Is Clue Period & Cycle Tracker free?
Which has better reviews, Period Tracker by GP Apps or Clue Period & Cycle Tracker?
Do Period Tracker by GP Apps or Clue Period & Cycle Tracker have ads?
Which is updated more often, Period Tracker by GP Apps or Clue Period & Cycle Tracker?
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