pitch change

DiskPulse is a free and easy-to-use disk change monitor utility.

Stay anonymous, change your IP address, and protect your computer from malware and trackers.

Optimize your images and change their size.

Make a slideshow screensaver and change your wallpaper from your digital photos

Use pure ARP to detect IP/MAC address, and control/change mac, network usage.

Programmable file converter. Copy, delete, change, extract, reformat data.

Automatically change your desktop background.

A program you can use to calculate and change the MD5 hash for files

Shapeshifter is a clipboard manager that does not change your current habbits.

AVIFrate is an utility that allows you to change many important fields in an avi