價格：免費
檔案大小：954.4 KB
版本需求：需要 iOS 8.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Tap, double-tap, drag, pinch, and rotate to make sound.
Contrast is an interactive playground for sound. Add squares by double-tapping anywhere. Squares represent channels of sound which can be manipulated in various ways dragging, pinching, rotating, and tapping.
Concept and programming by Johan Halin.
Design by Jaakko Tuomivaara.
支援平台：iPhone