Short description of Unistal PowerPoint Recovery 11.01.06: Unistal PowerPoint Recovery Software is a Professional PowerPoint File Repair Tool to fix & repair corrupt MS PowerPoint files. Unistal PowerPoint Recovery Software repair ppt files which are corrupted due to virus attacks, sudden system shutdown, software corruption or human errors etc. PowerPoint File Recovery Software successfully repair corrupt ppt, .pot, .pps etc files of MS PowerPoint 97/2000/XP/2003.