價格：免費
更新日期：2016-05-14
檔案大小：9.9 MB
目前版本：1.1.0
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
It is a simple app to measure your basic attention by looking for a number that has been placed at random from 0.
By repetition training, you can expect an increase in the score!
for the following people
-want to improve powers of observation.
-want to improve ability to concentrate.
-want to be a professional gamer.
-look for the examination preparation.
including following games
-4x4 16cells.(casual!)
-5x5 25cells.
-6x6 36cells.
-7x7 49cells.(standard!)
支援平台：iPhone, iPad