Maze7
Finally, a great classic Labyrinth game is now available for your WP7 device. There are five wood plates and you have to play wit the one steel ball.There is a blue zone on the wooden plate. The game is started from there. There are many traps like fan, gravity etc on your way and probably, many holes will be there. All you have to do is to avoid them and make your way to the finish zone. The controls of the game are amazing. You have to hold the phone horizontally and tilt to move the ball.

You can get this app for free from the Windows phone app market.
Silveos Phone
This app is developed by Taras Shavkonyuk and it’s a mobile version of the SilveOS.com. Most of you are aware of it. If not, it’s a Silverlight operating system. It’s a great app that simulates on operating system behavior.

You can get this amazing app for free. Hurry Up! Download it today!
Converter
It’s a good 5-in-1 converter that will let you convert easily. It’s deigned in Pivot format. The UI is quite easy to understand.

You can get this app for free. Yes! It’s free of cost. This might not be the best app in the market but definitely worth trying.