Os and Xs Live Wallpaper description

Play Os and Xs on your phone without opening an Application! This application renders a grid on your wallpaper, and then, whenever you want you can play Os and Xs.

This app contains the LiveWallpaper Game with 3 different backgrounds.

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The game only works on the wallpaper (not in the preview screen).
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Known issue: the background can be temporarily white when changing the settings, put your screen off and on and it should be fixed.