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App Store Apps > Health & Fitness > Period Log
Period Log icon

Period Log

by 倩 赵 · Health & Fitness · Free
On the App Store since January 2012 · Data updated 2026-10-28
App Store

Period Log is made and published by 倩 赵. AppBrain is an independent app data site and isn't affiliated with 倩 赵. The app name, icon, screenshots and description belong to 倩 赵 and are shown as published on the App Store.

AppBrain's verdict

EstablishedLoved by users
Rating on App Store
4.71
1,216 ratings
Last updated
January 17, 2026
Size
53.7 MB

Users love it: 4.7 stars from 1,216 ratings.

User feedback

Ratings and reviews on the App Store

Comments on Period Log for iOS

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Store listing

By 倩 赵, from the App Store
Period Log Screenshot 1 of 5
Period Log Screenshot 2 of 5
Period Log Screenshot 3 of 5
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Period Log Screenshot 5 of 5
Screenshots by 倩 赵, from the the App Store listing
Description by 倩 赵 Written by the developer, not by AppBrain. Click to read.
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.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
53.7 MB
Content rating
Everyone

Technologies used by Period Log

Releases

Updates seen on the App Store
Version
8.0
Launched
January 2012

No changelog data

Alternatives

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Rankings

App Store top charts

App Store Rankings for Period Log

This app is not ranked

About the app and developer

About Period Log

Period Log is a health & fitness app developed by 倩 赵.

User Ratings

Period Log is rated 4.71 out of 5 stars. The rating is based on 1.2 thousand ratings.

App Information

Period Log is freely available from the App Store. The app size is 53.68 MB. The latest version available is 8.0. The last update was on January 17, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since January 2012.

Developer information for 倩 赵

倩 赵

Address:

Share Period Log

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Overview Alternatives Reviews Rankings Technology
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