Switchback

SwitchBack 3.5 by Glendower Software Ltd, a popular file synchronization and backup utility. SwitchBack makes it easy and safe to synchronize two disks, so that both contain your most recently updated documents. Simply choose two folders to compare, and SwitchBack does the rest, quickly and painlessly. SwitchBack has been widely used since 1992. Changes in this version: *Ability to set minimum time difference before a file is updated *Full speed backup in the background *Scheduled documents open in the background *Unlocks locked files before moving them to the trash *Fixed crash when hiding application while a synchronization is underway