The Windows Phone app which has gone free next as myAppFree app of the day is Hit Sense Audio. This app featuring detect tap or hit vibrations and play sound effects.
Hit Sense Audio Description:
Hit Around Get The Sound! Tap anywhere on the surface where your device is placed on and start to play a percussion instrument or a funny effect. 12 Sound Effects: Drum, gong, typewriter, tambourine, bells… Hit Sense Audio can even detect your slightest taps.
Download it today for FREE!!!!