Use FREE & FREEWARE software
ZBack: Portable Backup Software
Most backup software programs are either installed on the local system or run from an external source that can be a removable drive, CD or network location. Portable backup software programs on the other hand are not that common. Zback is a portable software backup tool for the Windows operating system that can be run from any location.
FEATURES:
- portable - no setup needed. Works from USB stick, does not write to the registry
- copy modes: update files, refresh existing files or mirror source to target
- filter files based on extension, size, date, subdirectories
- preview and execute operation
- save backup scripts for routine backups
- manual, batch or command line operation
- small size (150 kB)
- personal freeware
Download Link: http://titan.fsb.hr/~dzorc/zback.html