FiftyThree Releases SDK So Third-Party Developers Can Build Apps Around Its Pencil Stylus

 FiftyThree, maker of creativity app Paper and iPad stylus Pencil, wants more users. To do so, it’s going to make its Pencil hardware available for third-party developers to use with their own creativity products with the launch of an SDK. While Pencil only worked with Paper at launch, it was always the company’s plan to open up to third-party developers, according to FiftyThree… Read More