For those of you who prefer using a GUI (and are using a windows computer): A similar program to Ohmu called &quot;Spacesniffer&quot; displays the space folders and files use, as well as free space in a treemap. It has helped me a lot to quickly see how big some folders are.<p><a href="http:&#x2F;&#x2F;www.uderzo.it&#x2F;main_products&#x2F;space_sniffer&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.uderzo.it&#x2F;main_products&#x2F;space_sniffer&#x2F;</a>