When comparing Cortana vs WinDirStat, the Slant community recommends WinDirStat for most people. In the question“What are the best power user tools for Windows?” WinDirStat is ranked 12th while Cortana is ranked 74th. The most important reason people chose WinDirStat is:
GNU Public License (GPLv2).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Can recognize music
You can ask Cortana what music is playing and she will attempt to identify it.
Pro Will let you know when artists you're interested in play in your area
Cortana monitors your Bing search history, social network actions, music played, etc to find out what are your favorite artists and will let you know if they plan to play in your area.
Pro Free / Open Source
GNU Public License (GPLv2).
Pro Color codes by file type
You can sort the list in the extension column (file type) globally or from parent folder selected. This is very helpful in case there are files of a specific type that you may not be aware of that's taking up too much space. Also, the colors correspond to the visual section.
Pro Lightweight
Pro PacMan Progress Bars
Cons
Con Functionality is limited on non-Windows devices
While Cortana is available on Android and iOS, certain features on those operating systems are either limited or non-existant. For example, there's no hands-free voice activation on iOS, and on Android it's only available on the homescreen and nowhere else, etc.
Con Slow
There are faster programs.
Con Classic UI
interface are old and cluttered