Visioneer PaperPort Viewer for Macintosh. Viewer is only for Visioneer PaperPort for use with the Macintosh. With PaperPort Viewer, PaperPort items such as letters, reports, photos, etc., can be shared with others who do not own PaperPort. PaperPort Viewer lets others view & print PaperPort files. The file format should be in 2.0 to use this viewer.