What is it about?
FreeCell FULL GAME is FREE but there are more add-ons
App Store Description
• Full game (not a demo/lite version).
• 4 difficulty modes - easy, normal, hard & auto.
• 18 backgrounds to unlock.
• Retina graphics.
• Universal app - download to all your devices!
• Statistics page.
• Rules page.
• Undo button.
• Game numbers are the same as on Windows.
• Play games in numerical order.
• Double tap to move a card to a free cell.
• Reset statistics button.