SmileOnMyMac has updated PDFPen (, its PDF editing and form-filling tool for Mac OS X, to version 5.4. The update adds the ability to extract and edit files from multi-file PDF collections. Aside from Adobe Acrobat, PDFpen is the only Mac PDF editor that can open PDF collections.

In addition to all the changes made in PDFpen, PDFpenPro 5.4 also features improved Table of Contents editing. PDFpenPro has all the features of PDFpen, and it can also convert websites into PDFs, create fillable PDF forms, and construct document Table of Contents.

PDFpen costs US$59.95, and PDFpenPro is $99.95. Family pack licenses, which cover up to five computers in one household, are $74.95 for PDFpen and $129.95 for PDFpenPro. Upgrades from earlier versions of either application are $25, and free to users who purchased after Feb. 14, 2010. Upgrades from any version of PDFpen to PDFpenPro 5.0 are $40.

PDFpen 5.4 and PDFpen Pro 5.4 require Mac OS X 10.6 or later. Demo versions are available for download.