Here is a happy news for Windows Phone users. If you are a windows phone 8 or Windows Phone 8.1 user, you can get the GT Racing 2: The Real Car Experience by Gameloft for Free.
This game have both solo and multiplayer modes. It also provides a cool graphics too so the download size is almost 1GB (1014MB). The game includes 67 licensed cars from 30 manufacturers and you can choose from 13 tracks to run them. The behaviors of tracks changes depending upon the time of the day and climates. So it will not be same at noon and at midnight.
The developers says the game offers most realistic car dynamics. You can choose from different camera angles.
Remember the game have in app purchases option, so if you gave the device to your younger ones, take care of this.
This app allows you to purchase virtual items within the app and may contain third-party advertisements that may redirect you to a third-party site.
So if you are interested download the game from the Windows Phone store. Here is the link