- Developer: Yuki Takeda
- Website: Official website
- Release Date: 2015-09-20
- Supports: Family Sharing
- Languages: English, Japanese
- Compatibility: Requires iOS 8.0 or later. Compatible with iPhone, iPad, and iPod touch.
Summary
## Description
It is a Flash Mental Arithmetic app that make setting to suit your skill.
You can set Numbers, Interval, Max number and Min number.
Please take advantage of this app to mental arithmetic training or anti-aging.
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