30 Second Challenge Download from App Store

30 Second Challenge app for iPhone and iPad


4.8 ( 338 ratings )
Games
Developer: Pei Xian Ong
Free
Current version: 1.0, last update: 7 years ago
First release : 13 Oct 2015
App size: 15.59 Mb

30-second challenge on your number counting skill, speed and concentration! Have fun!