disk sentinal

Erase data on disk and portable storage media and prevent it from being recovered.

Select and defrag files on your hard disk.

Search for text in files on your hard disk.

Optimize drive performance, prevent disk fragmentation, free up space, and improve performance.

Find lost space on your disk, the easy way.

A Powerful disk defragmentation tool for Windows NT platforms. Extremely fast.

A Powerful disk defragmentation tool for Windows NT platforms. Extremely fast.

Open-source disk usage analyzer.

Backup your tumblr pictures to your hard disk.

Volume Serial Number Editor can modify your disk drive's volume serial number