Open PTN File
The PTN file extension is used as a file created by PaperPort, a program used to digitize documents, organize files, and share documents, developed by Kofax.
Paper Port
PaperPort is commercial-grade document management software that uses built-in optical character recognition to create searchable Portable Document Format (PDF) files.
PTN and PaperPort
In this application, the PTN file serves as the index file for the documents used in PaperPort.
The most common PTN files for PaperPort are named PPThumbs.ptn, which is used in most versions of PaperPort, and also PP11Thumbs.ptn, which is used in PaperPort 11.
PTN files can be deleted, but will be recreated the next time PaperPort is started.
Software to open and work with PTN files
PTN files are not designed to be opened or edited manually as it is a helper type file that works with thumbnail images, however the only software package registered to work with them is the following: