PDFpen 2 is now the latest third-party application to add support for Paper thanks to FiftyThrees SDK. But thats not all because Smiles app now also allows users to zoom and pan while drawing, an improved user interface (UI) has appeared in the app, and additional markup colors are available, too.
Heres a full list of new features, as outlined in the PDFpen 2 change log:
Supports FiftyThrees Pencil stylus with palm protection
Zoom and pan while drawing or highlighting
Improves UI for entering text and resizing text boxes