Comparison

LADYTIMER Period Tracker vs Period Log

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

Period Log

Track and predict your menstrual cycles, fertility, and ovulation. Log period days, flow, mood, symptoms, and more. Receive timely reminders and protect your data with password protection.

Highlights
  • Track period, ovulation, and fertile days
  • Predict future cycles and fertile windows
  • Log moods, symptoms, and flow
  • Visual calendar with icons
  • Customizable reminders
  • Password and Touch ID protection
  • Pregnancy mode with due date calculation
Features
Read full description

Period Log is designed for you to track and predict your fertility and menstrual cycles. With Period Log, you can track almost everything about your cycles, period days, cycle days, fertile days, ovulation day, flow, mood, symptom, intimate, spotting, breast self-exam, weight, temperature and notes. Period Log will make you life much easier. You can view details of your cycles at a glance, refer predicting periods to make well plans of date, private life, having baby, visiting doctor, and travel etc, doing something advance for important exam, match etc. Key Features: ⁃ Screen name is P. Log. ⁃ Track period, ovulation, fertile days, moods, weight and symptoms etc. ⁃ Predict following periods, ovulation and fertile days. ⁃ Two modules are provided to predict your periods, default days and average days. ⁃ Calendar design and icons to show your info visually. ⁃ Add or edit periods easily. ⁃ Receive reminder if periods is comings. ⁃ Receive reminder of breast self-exam. ⁃ Passwords to protect your info. ⁃ Supports Touch ID as passcode. ⁃ Help documents to help you how to use this app. ⁃ Pregnancy module is provided, calculates delivery date and days remains. ⁃ Support units of lbs and kg, °F and °C. ⁃ Supports Wifi backup and restore. ⁃ Supports Dropbox backup and restore. ⁃ Supports transferring data to Health app. ⁃ Supports universal version. ⁃ Supports Apple Watch version. Let’s your periods in control and prepare well when those days are coming, instead of being overwhelmed by her sudden visit. Please contact us by this email userfeed@vip.tom.com if you have any question or suggestion.

Screenshots

LADYTIMER Period Tracker4 screens
Period Log4 screens

Verdict

The call

The clearest difference is in-app purchases: Period Log at none against LADYTIMER Period Tracker's 9. Period Log also leads on review sentiment (92% vs 80%). LADYTIMER Period Tracker's advantage is update cadence (every 6 weeks vs every 7 months) and iOS requirement (13.0 vs 15.6). On price, rating, ratings volume 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. LADYTIMER Period Tracker sells 8 one-off in-app purchases. Period Log asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for LADYTIMER Period Tracker against 4.7 for Period Log. Both are backed by a comparable volume of ratings — 432 and 1.2K respectively. Written reviews are what separate them: 80% of LADYTIMER Period Tracker's written reviews are positive against 92% of Period Log's.

UpkeepUpdate frequency

LADYTIMER Period Tracker ships an update every 6 weeks, Period Log every 7 months. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 5 level
LADYTIMER Period Tracker versus Period Log: the parameters behind the verdict, then further details
ParameterLADYTIMER Period TrackerPeriod Log
PriceFreeFree
Rating4.7 (432 ratings)4.7 (1.2K ratings)
Positive reviews79.6% of reviews91.9% of reviews — better
Number of ratings4321.2K — better
Update frequencyEvery 6 weeks — betterEvery 7 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS13.0 — better15.6
Further details — not scored
Size24 MB54 MB
Age rating12+4+
DeveloperVipos.com倩 赵

Customer experience

LADYTIMER Period Tracker

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

Period Log

All ratings1,208 ratings
Positive93.8%
Neutral3.6%
Negative2.6%
Written reviews467 reviews
Positive91.9%
Neutral3.9%
Negative4.3%

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

Period Log

From 1.2K App Store ratings

What we love

  • 👍 Easy to use
  • 📆 Helpful for tracking cycles
  • ⏰ Accurate period predictions
  • 📝 Ability to log symptoms and moods
  • 💻 Simple and straightforward interface

Room to improve

  • 💸 Too many ads in free version
  • 🐛 Occasional bugs or glitches
  • 🔄 Difficulty editing or deleting entries
  • 🔍 Limited customization options
  • 📊 Inaccurate ovulation predictions for some users

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

Period Log

Reported bugs

3 issues
  • Data not saving properly after app updates
  • Calendar view not displaying all entries correctly
  • Notifications not working as expected

Requested features

5 requests
  • Option to remove ads
  • Ability to sync data across devices
  • More detailed symptom and mood tracking
  • Customizable reminders and notifications
  • Integration with other health apps

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
None

Period Log

No in-app purchases

Questions

Is LADYTIMER Period Tracker free?
LADYTIMER Period Tracker is free to download, with in-app purchases available.
Is Period Log free?
Period Log is free to download, with no in-app purchases.
Which has better reviews, LADYTIMER Period Tracker or Period Log?
LADYTIMER Period Tracker and Period Log are both rated 4.7 out of 5 on the App Store, from 432 and 1.2K ratings respectively.
Do LADYTIMER Period Tracker or Period Log have ads?
Both LADYTIMER Period Tracker and Period Log show ads.
Which is updated more often, LADYTIMER Period Tracker or Period Log?
LADYTIMER Period Tracker ships an update every 6 weeks, and Period Log every 7 months. Most recently, LADYTIMER Period Tracker was updated on October 14, 2026 and Period Log on October 16, 2026.

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