Sauver Personal 

Set and Forget Automated Backup with differential and incremental backup types, and very flexible scheduling options.
automatic backup

DMUSB 

DMUSB suits all networking environments, offering 365/7/24 data synchronization for multiple clients in parallel, that is, it monitors all clients at the same time and not in sequence, giving you up to the last minute file protection.
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Comparator 

Comparator will finds, deletes and copies over duplicate files, it will also find missing files and perform full backup routines. It can easily sync the files to ensure a perfect match. And here, too, is an alternative to the Microsoft Briefcase.
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ComparatorPro 

ComparatorPro will finds, deletes and copies over duplicate files, it will also find missing files and perform full backup routines. It can easily sync the files to ensure a perfect match. And here, too, is an alternative to the Microsoft Briefcase.
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Backup Magic 

Backup Magic is a simple, fast and compact backup & file copy utility for power users and system admins. Includes lightweight console mode module for scheduled use on file server.
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Active Backup Expert 

An easily mastered tool maintains backups of files in the zip or cab format on hard and removable disks, in a LAN or WAN. Use import and export features to synchronize folders on two PCs. Other features include support for Command-line, SFX-backups.
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