Adobe Reader - Adobe Acrobat Reader is a free tool for viewing documents that have been stored in Adobe's Portable Document Format (PDF).
Freefileviewer - Free viewer for PDF, DOC, DOCX, PHP, CFG, DAT etc. files
PDF Reader Pro - PDF Reader Pro is an all-in-one PDF office supporting to Read, Annotate, Edit, OCR, Convert, Create & Fill Form, Sign PDFs, TTS on Mac, iOS, Android, and Windows.
Screen OCR - Screen OCR is a screen capture and character recognition tool.
SysTools Exchange EDB Viewer - SysTools Exchange EDB Viewer helps users to preview all emails from Exchange database files .
SysTools Lotus DXL Viewer - SysTools Lotus Notes DXL Viewer Freeware Software to Open & View DXL Files with data accuracy. Software specially designed for E-Discovery & Forensic experts.