Comparison

Period Log vs Cube Period Tracker

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

Head to head
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.

About

Cube Period Tracker

This app offers a straightforward way to track your menstrual cycles. Log your period start date and duration to receive predictions for your next cycle. It features a simple calendar view and integrates with health data.

Highlights
  • Easy period logging
  • Next cycle prediction
  • Monthly/yearly calendar
  • Health charts
  • Period, PMS, ovulation reminders
  • Apple Health integration
  • Customizable themes and icons
Read full description

Cube is the simplest period tracker. You can log your days quickly, and Cube lets you know when your next period is coming. It's simple, cute, and easy to use. And because of its friendly design, you don't feel like using app for your period. ◎ Quick Data Entry All you have to do is to log your period (Start date and duration). That's all! Cube is an easy-to-understand app that dared to remove complex functions. ◎ Little Cubes Will Tell Your Next Cycle There are many little cubes in Cube app. They'll form a number, and tell you how many days till your next cycle. Cute cubes will cheer you up in the days when you tend to feel down. ◎ Monthly/Yearly Calendar Cube shows you the past and future period dates in a simple year-view calendar. You can also see your events from Apple's Calendar app in a month-view calendar. It'll come in handy when you check your schedule. [ FEATURES ] ・ Easy-to-use period tracking (Log only start date and duration of your period) ・ List of your cycles ・ Monthly/yearly calendar shows your past and future period dates ・ Health charts for each menstrual cycle (basal body temperature, body temperature, wrist temperature, resting heart rate, body weight) ・ Reminders of your next period, PMS, and ovulation (Premium) ・ Integration with Apple's Health app (write data and import existing Menstruation data from the Health app) ・ 13 themes and custom app icons to match themes (2 themes are free) ・ Widgets

Screenshots

Period Log4 screens
Cube Period Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Period Log at none against Cube Period Tracker's 1. Period Log also leads on rating (4.7 vs 4.4) and review sentiment (92% vs 77%). Cube Period Tracker's advantage is ads (none vs shown). On price, ratings volume, update cadence and iOS requirement 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. Cube Period Tracker sells 1 one-off in-app purchase. Period Log asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Period Log holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 1.2K and 756 respectively. Written reviews point the same way: 92% of Period Log's written reviews are positive against 77% of Cube Period Tracker's.

UpkeepUpdate frequency

Period Log ships an update every 7 months, Cube Period Tracker every 6 months. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

Scorecard6 real differences · 4 level
Period Log versus Cube Period Tracker: the parameters behind the verdict, then further details
ParameterPeriod LogCube Period Tracker
PriceFreeFree
Rating4.7 (1.2K ratings) — better4.4 (756 ratings)
Positive reviews91.9% of reviews — better77.0% of reviews
Number of ratings1.2K — better756
Update frequencyEvery 7 monthsEvery 6 months — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size54 MB6 MB
Age rating4+12+
Developer倩 赵Flask LLP

Customer experience

Period Log

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

Cube Period Tracker

All ratings757 ratings
Positive85.3%
Neutral5.7%
Negative9.0%
Written reviews235 reviews
Positive77.0%
Neutral9.4%
Negative13.6%

User reviews

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

Cube Period Tracker

From 756 App Store ratings

What we love

  • 🩸 Discreet and gender-neutral design
  • 📆 Simple and easy to use
  • 🔍 Accurate period predictions
  • 🌈 Cute and customizable themes
  • 🔒 Protects user privacy

Room to improve

  • 💰 Some features require paid subscription
  • 📋 Limited tracking options (no symptom logging)
  • 🔔 Lack of reminders in free version

Bugs and requests

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

Cube Period Tracker

Reported bugs

2 issues
  • Data not transferring between devices
  • Inconsistent cycle predictions

Requested features

3 requests
  • Add symptom and note-taking features
  • Integrate with health tracking apps
  • Customizable reminders in free version

In-app purchases

None

Period Log

No in-app purchases

1 purchases

Cube Period Tracker

One-time1
  • Premium$2.99

Questions

Is Period Log free?
Period Log is free to download, with no in-app purchases.
Is Cube Period Tracker free?
Cube Period Tracker is free to download, with in-app purchases available.
Which has better reviews, Period Log or Cube Period Tracker?
Period Log is rated higher. Period Log averages 4.7 out of 5 from 1.2K ratings, while Cube Period Tracker averages 4.4 from 756 ratings.
Do Period Log or Cube Period Tracker have ads?
Period Log shows ads; Cube Period Tracker does not.
Which is updated more often, Period Log or Cube Period Tracker?
Period Log ships an update every 7 months, and Cube Period Tracker every 6 months. Most recently, Period Log was updated on October 19, 2026 and Cube Period Tracker on October 20, 2026.

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