Portable version of FastCopy. Tool for copying/backing up files with advanced options.
Free software that allows you to defragment individual files or entire folders quickly and efficiently.
Utility for testing the reading and writing speed of hard and mobile disks.

Portable version of this powerful file defragmenter.
File synchronization software for comparison and updating.
Software for disk space analysis that helps identify which folders and files are taking up the most space in storage.