John is correct about other platforms being supported. From the page he linked to you can find them right by the link to the iOS apps.
Android: https://play.google.com/store/apps/d...raffic.android $3.95
Windows Phone: http://www.windowsphone.com/en-us/st...1-53494c3b0d8a $3.99
The page John gave the link to also contains the map for use in a browser.