SysTools offer FREEWARE Tool that is BKF file Viewer, with the help of this tool you can simply view Corrupt Backup file. Windows Backup File viewer helps you to view the all files such as emails with attachment, images, movies, music, files, folder, MS Office sheet etc. Technical skills are not required in view process, so you can use this software without any fear. BKF Viewer Tool runs on Win 98, ME, NT, 2000, XP, 2003, Vista and Win 7.