Smile Software has released an updated version of its PDF editing tool, PDFpen. Version 5.6 allows users to set the name used with notes and comments, and adds support for anonymous notes and comments. The update also features a new preference that allows documents to be displayed at their physical size. Additionally, numerous bugs and crashes have been resolved. PDFpen 5.6 and PDFpen Pro 5.6 can be purchased online for $60 and $100 respectively.