Paper is a drawing app that offers a suite of sketching tools, and Mix, a social network for sharing and viewing sketches with other artists. The app has grown so popular since its release that FiftyThree started offering its original tools to users for free back in February. FiftyThree also recently updated the app with Think Kit, which has been described as an "autocorrect for drawing," a free automatic backup otpion, and other new features.
FiftyThree didn't reveal any specifics about the iPhone version of the app, besides the teaser image posted above. iPhone owners can sign up to test the app and receive email alerts through fiftythree.com.
Paper is currently available for free on the App Store. It supports all iPad models running iOS 7.0 or later.FiftyThree is also known for its high-end stylus called Pencil. The stylus works with the Paper app on the iPad 3 and later and all three iPad mini models. It includes an eraser option, palm rejection and a unique tip that is designed to "create lines of all sizes without any settings."