# CLABY - Simple Calc Workout — Brain Workout

> Brain Workout (iPhone/iPad app by DAIKI YUASA.)

- Source: https://appshunter.io/ios/app/claby-simple-calc-workout/id1632691653 (this page in markdown: same URL + `.md`)
- Developer: [DAIKI YUASA](https://appshunter.io/developer/1632691655)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 29 MB
- Languages: English
- Released: 2022-07-09
- Data updated: 2026-06-10
- User reviews in markdown: https://appshunter.io/ios/app/claby-simple-calc-workout/id1632691653/reviews.md

## What is CLABY?

Just compare the right side and the left side and answer. It is a simple brain workout application.
The higher the level, the more difficult the calculation becomes.

Features:
- Three calculation levels
- Best records and number of times played will be recorded.


## Version history (last 2 releases)

### 1.0.1 — 2022-11-24

- Minor performance improvements were made.

### 1.0 — 2022-07-09

No release notes.

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| --- | --- | --- | --- |
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| [Arithmatrix: Brain Training](https://appshunter.io/ios/app/arithmatrix-brain-training/id1665718576) | — | Free | Education |
| [VoiceQuiz - 声で答える漢字クイズ](https://appshunter.io/ios/app/voicequiz/id1492778946) | — | Free | Education |
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## More apps by DAIKI YUASA

- [Time Left - LIFE LEFT](https://appshunter.io/ios/app/time-left-life-left/id6444656317)
- [Simple Workout Tracker: MUSCLY](https://appshunter.io/ios/app/simple-workout-tracker-muscly/id6446846782)
- [Calorie Tracker: CalTrack](https://appshunter.io/ios/app/calorie-tracker-caltrack/id6450661751)
- [Simple Pomodoro Timer - Doro](https://appshunter.io/ios/app/simple-pomodoro-timer-doro/id6469151431)
- [One Timer - One Tap Timer](https://appshunter.io/ios/app/one-timer-one-tap-timer/id6472574013)

All apps by DAIKI YUASA: https://appshunter.io/developer/1632691655

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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 2026-06-10.*