Angry Birds game is available for Android, iOS Phone, Windows Phone as well as for online playing. But Angry Birds game is available for Windows PC Officially. Means Angry birds game is official available for Windows 7 and 8 PC.
Download Angry Birds Game for Windows 7/8 PC:
Angry Birds released free version of Angry Birds Game for Windows XP/Vista7/8 PC means demo version for Windows PC, but if you want full Angry Birds Game for PC then you need to purchase Angry Birds Game in $5.
When you are installed demo version then some levels are unlock and remain levels are locked and that levels will be unlock when you will purchase Angry Birds Game, then you will unlock all levels of Angry Birds Game.
Angry Birds Compatible with Windows XP, Vista and for Windows 8 and Windows 7 PC.
Now Download Angry Birds game and start playing game in Windows PC