One of the strongest chess for iOS (HD and Retina display ready)
A beautiful and elegant chess

FEATURES:
-Play against the machine or play both sides
-Adjustable engine strength
-Adjustable engine thinking time
-Choose between several styles of play
-Choose between three levels of book variety
-Manual board setup
-Move suggestion (animated on board)
-Show legal move
-Show last move
-Display move list
-Take back (undo, all the way back to start)
-Free choice between tap/tap and drag/drop moving (no need to set preference)
-Smooth animations everywhere
-Game and state saved between program sessions
-Notification for check, stalemate, and checkmate
-Suports saving and loading games to PGN files and transferring PGN files between your device and your computer via iTunes file sharing
-Clean and beautiful user interface
-Choose from two pieces sets and two boards
-And more...
-for iPhone , iPod and iPad