價格：免費
更新日期：2015-11-15
檔案大小：1.1 MB
目前版本：1.0.1
版本需求：需要 iOS 8.3 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：日語, 英語
#It's calculated quickly aiming at 0 from 100, tap !
Cerebral training and a head are refreshed with simple mental calculation.
* 3 modes - Even number, odd number and natural number
* There is also 3 kinds of continuous mode.
[Extension by add-on accounting]
* Nondisplay of advertisement
支援平台：iPhone