シンプル体重管理

otak-lab

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About this app

The key to dieting and managing your health is noticing small changes.
Visualizing changes in a graph, even those that are easily overlooked when simply stepping on a scale, turns into a solid sense of progress.

This app is simple yet offers both easy recording and detailed analysis.
A wide range of unique metrics, including morning and evening weight, blood pressure, body fat, BMI, and muscle mass, will support your health.

Why not start by graphing your progress for two weeks?

■ Why choose this app?
Overwhelming number of metrics: Not only weight and body fat, but also blood pressure, muscle mass, visceral fat level, and up to six custom metrics.

Visualize your current self: Automatically calculate BMI level and historical averages (7/14/28 days).

Comprehensive usability: Automatic decimal point entry and continuous entry functions make daily recording stress-free.

Customize it to your liking: Customize the app with customizable colors, goals, and a passcode lock.

■ Wide Range of Features
Analysis: Line graph (morning/evening display, maximum/minimum display, BMI level display)

Input Support: Automatic decimal point entry, continuous entry, separate morning/evening records

Health Management: Subcutaneous fat percentage, visceral fat level, basal metabolic rate, body age, muscle mass, blood pressure

Body Shape: Bust, waist, and hip measurements, up to six custom fields

Data Protection and Utilization: Passcode lock, CSV export (PC management), data transfer when changing devices

Multilingual Support: Japanese, Traditional Chinese, Traditional Chinese, Korean

■ Easy to Use
Enter your height (and goal) when you first start the app.

Easily register your daily weight and body fat.

View the graph to get a feel for your body's rhythm!

*If you register multiple times a day, the average value will be reflected in the graph, allowing you to accurately grasp daily trends.

■ Feedback
We value your feedback and continue to improve the app.
If you have any problems or requests for features you would like to see, please use the contact form.
Also, if you like the app, we would appreciate it if you would support us by rating and reviewing it.

What’s new

2026/03/09 Ver.1.21.1
(1) バックアップファイルにUTF-8のBOMが含まれた場合、読み込みできない不具合を修正。