SketchWiz
iOS app to turn your camera into your personal sketch artist
Screenshots
Hunter's comment
This is an iOS app through which you can convert your all images to pencil sketching.
SketchWiz turns your camera into your personal sketch artist. You can view your world as pencil, pen, chalk, or charcoal sketches, and you can save your masterpieces to your photo library.
Source
Link
http://www.wizdommusic.com/products/sketchwiz.html
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