SpaceSniffer's UI is less clunky, but Wiztree's scan is an order of magnitude faster. That kind of speed difference can affect when you're willing to use the to

SpaceSniffer's UI is less clunky, but Wiztree's scan is an order of magnitude faster. That kind of speed difference can affect when you're willing to use the tool. I find myself much more willing to pop open wiz tree to get a quick view of my system or a particular storage folder.