I fail to see the need to authorize a third party to visualise your Dropbox when your files probably all sit at least on one of your machines anyway and there are perectly fine open source tools that do treemap visualisation very well:<p>* For Windows,use <a href="http://windirstat.info/" rel="nofollow">http://windirstat.info/</a><p>* For Mac, use <a href="http://www.derlien.com/" rel="nofollow">http://www.derlien.com/</a><p>* For Linux, use <a href="http://kdirstat.sourceforge.net/" rel="nofollow">http://kdirstat.sourceforge.net/</a>