motion editor

Bezier drawing tool for SKAction on Sprite kit What is this software for? This software edits bezier curve for SKAction motion on SpriteKit. Is it possible to use in any environment? It can be used in OS X 10.9. This application runs on a Mac. Code that was created in this application will work on iOS. How much will it be? It will be sold around $10, but free at this moment. What will it be use? Samplle code https://dl.dropboxusercontent.com/u/12527203/testAction.zip