價格：免費
更新日期：2019-05-20
檔案大小：4.7 MB
目前版本：5.0
版本需求：需要 iOS 12.2 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Improve your mind skill finding out the missing number.
Choose the level: Easy, Medium, Hard or Random.
Push START- Time Up or Time Down
Guess the missing numbers to get points. Higher Level , more points.
Ideal for kinds and people who need to exercise their brain.
Very easy to use.
Donations for App maintenance welcome.
Thanks.
支援平台：iPhone, iPad