# WTFat - with Physics Engine — A little unusual WT recorder.

> A little unusual WT recorder. (iPhone/iPad app by yukihiro fujita.)

- Source: https://appshunter.io/ios/app/wtfat-with-physics-engine/id596216671 (this page in markdown: same URL + `.md`)
- Developer: [yukihiro fujita](https://appshunter.io/developer/537078708)
- Category: Health & Fitness, Lifestyle
- Price: $1.99
- Age rating: 4+
- Requires: iOS 14.0 · 5 MB
- Languages: American English, Japanese
- Released: 2013-01-30
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/wtfat-with-physics-engine/id596216671/reviews.md

## What is WTFat?

This app has a physics engine and will make you to enjoy recording your body weight/fat! It is fun more than general scaling applications. Enjoy!

*** Features ***
- Input value to fun.
- Graph for your data.
(Weight/Fat at the same time)
- List for detailed values.
- Password settings.

*** How to use it ***
[ Weight/Fat ]
1. Choose the date.
2. Then, choose the weight you want use. (Also you can change it any time.)
3. Tap the display on the scale until your weight.
4. Push the register button, then done!

[ Graph ]
You can drag the graph for confirming any day. A pinch scaling feature can be used if you set up the configuration.

[ List ]
All data you recorded can be shown. If you flick a line, the remove button will be appeared.

[ Settings ]
- Reset
  All data can be deleted. You can choose all weights/all fats/both.
- Glid
  Showing any lines can be changed, but I don't recommend using Y line of weight and fat at the same time.
- Graph
  (Pinch scaling) The feature is for the graph, you can pinch in/out on that.
- Privacy
  (Blind) You can blind the display, such as in a train, bus, and public places.
  (Password)  When the app is started you must input password.


## Version history (last 5 releases)

### 7.3 — 2022-08-04

- Adjusts some component colors
- Changes app icon
- Fixes other few things

### 7.2 — 2022-05-15

- Adjusts date setting display.
- Fixes few things.

### 7.1 — 2022-05-14

- Fixes display problem in Settings.
- Fixes date button in Weight/Fat tab.
- Available on iOS 14.0 or later.
- Fixes other few things.

### 7.0 — 2021-03-20

- Available on iOS 11.0 or later.
- Display rotation. (Some devices is not available)
- Updates app icon.
- Fixes other few things.

### 6.0 — 2018-02-17

- Supports for iPhone X.
- Fixes few things.

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## More apps by yukihiro fujita

- [Tsuji Style - Button Technics](https://appshunter.io/ios/app/tsuji-style-button-technics/id537078705)
- [RGB checker - Check Colors!](https://appshunter.io/ios/app/rgb-checker-check-colors/id539293024)
- [PicPuzz - Sliding puzzle](https://appshunter.io/ios/app/picpuzz-sliding-puzzle/id541708947)
- [Gravox - Change the Gravity!](https://appshunter.io/ios/app/gravox-change-the-gravity/id545827621)
- [Vanix - Addicted speed-run!](https://appshunter.io/ios/app/vanix-addicted-speed-run/id548845871)
- [Ninja Shaw - Retro platformer!](https://appshunter.io/ios/app/ninja-shaw-retro-platformer/id582952815)

All apps by yukihiro fujita: https://appshunter.io/developer/537078708

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*