Expand the functionality of Windows Phone SDK by enabling direct access to applications with the option to interact with them and check their current integrity and operability. The program also lets the users test update scenarios by switching between multiple versions of the apps.
Windows Phone Power Tools is a package that provides a natural extension to the developer tools that come with the Windows Phone SDK. Instead of having to step through the IsolatedStorage file browser on the command line, the Power Tools provide a GUI to allow you to interact with your applications. It also lets you test update scenarios by allowing you to update an existing developer app.