價格：免費
檔案大小：115.1 MB
版本需求：需要 iOS 10.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Dexterity Now is designed to aid in building response-time skills for playing piano and guitar. Tap the numbered box on the screen as quickly as possible and a new box will appear; tap all of the boxes as soon as you see them and replay levels to improve your overall response-time.
支援平台：iPhone, iPad