Quickly view free space on your computer: Space Monger

Every now and then my hard drive starts to be almost full and for some reason I long forgot or for some unneeded files that lays around.

There's was a time where I checked folder by folder for those files that were eating up free space, the I found out this free tool that quickly displays what and how much space is being used

Download here

Theres is also a more recent but paid version here