Have you ever tried to make a warranty or insurance claim, but you have lost the paper invoice.
This app will record the details of all your purchases and if you ever need to make a warranty or insurance claim, simply search for the item in this app and print out the purchase details.
You can download it form the windows store here:
http://apps.microsoft.com/windows/app/mycontents/c4e5ecd8-9a31-4b97-8eca-74e6506a06ab
Enjoy.