https://itunes.apple.com/us/app/color2soundfree/id577414124?mt=8Is it useful? i want to convert a picture to sound. The app just convert a pixel of a image to sound , and you can move your finger to pick pixel. it requried ios5 or later .It just take a screenshoot of the imageview , and scale the image in half. And it picks 16 pixels around the finger , and convet the pixel color th HSV, use the H S V compont to adjust 3 sine wav of different frequncy. i find it is hard to use for me .but fun to use.