Software Tools from The Net Guy

Disk Clean Up Tools and Services

For PC

Download WinDirStat to visually find and clean up old unnecessary files.

Download CamooZ (latest version 6.8) to adjust your webcam brightness, contrast, white balance and more with any UVC compatible webcam.  You can also download from OBS Project page here.

For Mac

Download Disk Inventory X to visually find a clean files on Mac.