Smile (www.smilesoftware.com) has released PDFpenPro 7, the latest version of its all-purpose PDF editing tool for Mac OS X.

The upgrade features the ability to proofread and edit the OCR text layer and export to Microsoft Excel, PowerPoint, and PDF Archive (PDF/A) formats, all with an interface updated for OS X Yosemite.What's more, PDFpenPro and PDFpen 7 support document sharing via iCloud Drive.

With the apps, users can sign PDF forms containing interactive signature fields, though this isn't cryptographic "digital" signing. PDFpenPro allows users to create PDF forms which include interactive signature fields.

PDFpen pricing starts at US$74.95 for a single user license. A single user license for the pro version is $124.95.