價格：免費
檔案大小：25.4 MB
版本需求：系統需求：iOS 8.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Test you reaction times with Dairaa. You need change size of main circle and dodge circles with different colour and collect circles with same colour as you. It's an endless game.
Challenge your friends to beat your high score.
