What is this? Sketch Toy is a free online drawing application that lets you share step-by-step replays of your work with friends. No sign up needed. Controls CTRL+Z to undo, CTRL+E to toggle eraser. Left/right keyboard arrows to rotate in 3D. Drag an image from your desktop onto the canvas to draw a stencil.
![An animated sketch](https://cdn-ak-scissors.b.st-hatena.com/image/square/88b30e8b836d0dec5abd7457fb70e950cd2fb8d8/height=288;version=1;width=512/https%3A%2F%2Fd1835mevib0k1p.cloudfront.net%2Fsketch%2Ficon-200.png)