MS PowerPoint Backup File Auto Save Software

"Automatically save all open MS PowerPoint files"
By SoftCns Editor: Automatically save all open MS PowerPoint files to a separate backup file at specified intervals while you work. Backups can be set to occur every 5 minutes, 30 minutes, 1 hour, etc. This application sits in the system tray, at the bottom right corner of the screen. Powerpoint 2000 or higher required.