Comparison

Femometer Fertility Tracker vs ApWatch

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

Head to head
About

Femometer Fertility Tracker

This app helps women track their menstrual cycles, predict ovulation, and manage fertility. It uses machine learning to analyze data and provide insights for conception or period prediction. The app also supports tracking pregnancy tests and prenatal details.

Highlights
  • Menstrual cycle tracking
  • Ovulation and fertile window prediction
  • Period and PMS logging
  • Basal body temperature (BBT) and cervical mucus tracking
  • Pregnancy test result recording
  • Fertility insights and analysis
  • Customizable cycle calendar reminders
Features
Read full description

Take control of your unique menstrual cycle with Femometer, the smartest ovulation & fertility tracker for those who need to track their periods or try to conceive. We believe to know your body, is to own your life. Femometer is a smart PMS tracker, period and fertility calculator that records your unique cycle to accurately predict your ovulating days and menstruation, boosting your conception rate up to 150%. Femometer is a professional menstrual period and fertility tracker, providing data and insights for women controlling their health. Record your pregnancy test results such as LH and HCG tests. Daily reminder for ovulation calendar and fertile window created by machine learning algorithms that learn from your data. All data can be exported into PDF files for professionals. Record prenatal tests, BBT, weight for a mother-to-be, and your growing baby’s details so we can accompany you every step in your pregnancy journey. Let's get healthier & fitter! Period Calendar, Ovulation Tracker - Record your PMS, flow intensity, and current and past period dates, and ‘my menstrual cycle calendar’ will be generated automatically to predict your next period even if it’s irregular. - Record BBT (basal body temperature), ovulation tests, and CM (cervical mucus). Ease-and-fast records for you to log your test results. - Log 200+ symptoms, from fertility to lifestyle and women’s health - Set up cycle calendar reminders for your periods, PMS, ovulation, fertile days, and BBT. Fertility Calendar & Graphs & Curves - Check your fertility calendar, easily track your menstrual cycle phases and predict your ovulation, and manage your fertility window. - Auto-generated BBT curves and LH curves based on your recorded data. Easily recognize the different phases of your cycle and spot subtle differences and capture your peak results to conceive or predict your next period. - Optimize curves with machine-learned algorithms to complete missing data Fertility Insights - Current & Previous Menstrual Cycle Interpretation: Analysis of BBT curves, ovulation test, pregnancy test, PMS and ovulation symptoms. Track ovulation and reveal the conception rate to manage ovulation and fertility with precision. - Conception & Pregnancy Prediction: Receive daily conception guidance and get pregnant easily and spot pregnancy early. - Behavioral Scoring: Efficient tracking behavior leads to accurate ovulation prediction, increasing the chances of pregnancy, and effectively managing fertility - Statistics Analysis: Reveals the patterns of your cycle symptoms, compares and analyzes data in multiple ways, gains better insights into your ovulation and fertility. - Scientific and structured fertility courses: Courses and articles from professionals to help you raise your fertility awareness. The medical information on the Femometer Period Tracker App is provided as an educational resource only and is not a substitute for professional advice, diagnosis, and treatment. The company does not guarantee the accuracy, completeness, or usefulness of any content, whether provided by us or by the third party. Always seek the advice of a physician before making any healthcare decisions. Subscription Policy - Plans: $9.99 Monthly, $19.99 Quarterly, $49.99 Yearly - Payment: Payment will be charged to your Apple account on confirmation of purchase - Cancellation: Manage at your Apple Account Settings - Renewal: The account will be charged for renewal 24 hours before the end of the current period - Femometer Period Tracker App Privacy: https://www.femometer.com/en/policy/appPrivacyPolicy - Femometer Period Tracker App Service: https://s.femometer.com/miscs/femometer-app/en/service.html The Femometer Period Tracker integrates with Apple Health App so you can sync your data (requires iOS 9 and above). Femometer supports Face ID for security.

About

ApWatch

This app synchronizes your phone's time, language, and weather to your smartwatch. It tracks daily activity, sports, and vital signs, displaying data in graphs. Customize watch settings, notifications, and reminders for a personalized experience.

Highlights
  • Automatic phone time, language, and weather sync
  • Daily activity and sports data tracking
  • Heart rate, temperature, SpO2, and blood pressure monitoring
  • Sleep data analysis
  • Customizable watch faces and alarms
  • App and call notification management
  • Health app data synchronization
Read full description

Using our smartwatch and its accompanying ApWatch app enables you to: ● You can use all features of the app without registering and logging in, and your stored data will be cleared when you decide to leave. ● The app automatically synchronizes the phone system time, language and local weather information to the watch ● The watch automatically syncs data to the app and displays graphs by day, week, and month, including: ○ Daily total steps, duration, distance and calories burned ○ Sports records ○ Last measured heart rate, body temperature, blood oxygen and blood pressure ○ Sleep data from the previous night ● Set up the watch's time system, watch face, alarm clocks, phone book, emergency contact, do not disturb, and turning on the watch screen when raising the wrist ● Set up notifications for SMS, incoming calls and app messages ● Set up drinking reminder, sedentary reminder, daily goals (sleep duration, exercise duration, exercise distance, steps, calories burned) and goal achievement reminder ● Set up timed measurement of heart rate and body temperature ● Measure heart rate, body temperature, blood oxygen and blood pressure with one click ● Play sports involving map and positioning tracks, including walking, running, cycling, and trekking (Continued location updates in the background may reduce phone battery life) ● Supports for synchronizing a user's exercise data to the Health app. With the user's permission, ApWatch synchronizes the generated or acquired exercise data such as steps, distance and calories to the Health app ● Other features, such as updating watch firmware, finding the watch

Screenshots

Femometer Fertility Tracker4 screens
ApWatch4 screens

Verdict

The call

The clearest difference is review sentiment: Femometer Fertility Tracker at 65% against ApWatch's 12%. Femometer Fertility Tracker also leads on rating (4.9 vs 2.5) and ads (none vs shown). ApWatch's advantage is in-app purchases (none vs 10) and iOS requirement (12.0 vs 15.0). On price 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. Femometer Fertility Tracker sells 10 in-app purchases, starting at $6.99 per 7 days. ApWatch asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Femometer Fertility Tracker holds the better App Store score, 4.9 against 2.5. That said, the two scores are not equally well evidenced: Femometer Fertility Tracker has 71K ratings behind it against 83, so its average is the more settled of the two. Written reviews point the same way: 65% of Femometer Fertility Tracker's written reviews are positive against 12% of ApWatch's.

UpkeepUpdate frequency

Femometer Fertility Tracker ships an update fortnightly, ApWatch every 6 months. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

Scorecard9 real differences · 1 level
Femometer Fertility Tracker versus ApWatch: the parameters behind the verdict, then further details
ParameterFemometer Fertility TrackerApWatch
PriceFreeFree
Rating4.9 (71K ratings) — better2.5 (83 ratings)
Positive reviews65.0% of reviews — better12.3% of reviews
Number of ratings71K — better83
Update frequencyFortnightly — betterEvery 6 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size253 MB179 MB
Age rating12+4+
DeveloperBongmi Global Group平萍 毕

Customer experience

Femometer Fertility Tracker

All ratings71,012 ratings
Positive97.7%
Neutral1.0%
Negative1.3%
Written reviews523 reviews
Positive65.0%
Neutral6.7%
Negative28.3%

ApWatch

All ratings81 ratings
Positive35.8%
Neutral6.2%
Negative58.0%
Written reviews57 reviews
Positive12.3%
Neutral19.3%
Negative68.4%

Bugs and requests

Femometer Fertility Tracker

Reported bugs

4 issues
  • App crashes and data loss
  • Inaccurate ovulation predictions
  • Login and account issues
  • Deleted user history

Requested features

4 requests
  • Option to hide community feed
  • Improved data export and backup
  • Tracking for rare pregnancy conditions
  • More skin tone options for pregnancy tracking

ApWatch

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Femometer Fertility Tracker

Subscriptions10
  • Femometer Prime3 Days trial$6.997 Days
  • Femometer Ovulation Calculator7 Days trial$9.991 Month
  • Femometer Prime$9.991 Month
Show 7 more
  • Femometer Prime7 Days trial$11.991 Month
  • Femometer Prime7 Days trial$16.993 Months
  • Femometer Prime7 Days trial$19.993 Months
  • Femometer Period Tracker Pro7 Days trial$19.993 Months
  • Advanced Fertility Insights$29.991 Year
  • Femometer Prime7 Days trial$49.991 Year
  • Femometer Prime1 Month trial$49.991 Year
None

ApWatch

No in-app purchases

Questions

Is Femometer Fertility Tracker free?
Femometer Fertility Tracker is free to download, with in-app purchases available.
Is ApWatch free?
ApWatch is free to download, with no in-app purchases.
Which has better reviews, Femometer Fertility Tracker or ApWatch?
Femometer Fertility Tracker is rated higher. Femometer Fertility Tracker averages 4.9 out of 5 from 71K ratings, while ApWatch averages 2.5 from 83 ratings.
Do Femometer Fertility Tracker or ApWatch have ads?
ApWatch shows ads; Femometer Fertility Tracker does not.
Which is updated more often, Femometer Fertility Tracker or ApWatch?
Femometer Fertility Tracker ships an update fortnightly, and ApWatch every 6 months. Most recently, Femometer Fertility Tracker was updated on November 12, 2026 and ApWatch on November 7, 2026.

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