ChessGenius for iPhone and iPod touch
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System Requirements: Which devices will ChessGenius run on?

ChessGenius runs on all Apple iPhone and iPod touch devices with iOS 6 and higher.
ChessGenius is a very compact program.

How much do program updates cost?

Once ChessGenius has been purchased all updates are free.

How do I castle with ChessGenius?

To castle move your king two squares to the right or left. If castling is legal Chess Genius will accept the move and move your rook.
Castling is legal if the king and rook have not moved before in the game, the king is not in check and the squares that the king moves through are not attacked. For a better explanation and an excellent tutorial see www.chesscorner.com

ChessGenius made an illegal pawn capture

This is probably an en passant capture. To find out more see the next question.

How can I find out about the rules of chess?

For an excellent tutorial see the learn section at www.chesscorner.com

What is the rating of ChessGenius?

It is probably around 2700 USCF elo.

What about Hash tables?

ChessGenius has adjustable hash tables. Bigger hash tables increase the playing strength but use more system resources.

How can I transfer a game from my device to my Desktop computer?

ChessGenius allows the current game to be sent as an email. Alternatively the game can be saved to a database and the database can be exported to your desktop PC. See next question.

How can I transfer a game or database from my Desktop computer to my iPhone?

iTunes file sharing provides an easy way to import and export databases to/from ChessGenius.

ChessGenius saves/loads games in PGN format. What is PGN?

PGN is "Portable Game Notation", a standard representation of chess game data in ASCII text files. It is used by most Chess software. For full details see: http://www.chessclub.com/help/PGN-spec. Here is a sample game:

[Event "Kasparov vs ChessGenius"]
[Site "London"]
[Date "1994.??.??"]
[Round "1"]
[White "Kasparov"]
[Black "ChessGenius"]
[Result "0-1"]
[ECO "D23/06"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. Nc3 Nbd7 7. g3 e6 8. Bg2 Be7 9. O-O O-O 10. e3 Ne4 11. Qe2 Qb6 12. Rd1 Rad8 13. Ne1 Ndf6 14. Nxe4 Nxe4 15. f3 Nd6 16. a4 Qb3 17. e4 Bg6 18. Rd3 Qb4 19. b3 Nc8 20. Nc2 Qb6 21. Bf4 c5 22. Be3 cxd4 23. Nxd4 Bc5 24. Rad1 e5 25. Nc2 Rxd3 26. Qxd3 Ne7 27. b4 Bxe3+ 28. Qxe3 Rd8 29. Rxd8+ Qxd8 30. Bf1 b6 31. Qc3 f6 32. Bc4+ Bf7 33. Ne3 Qd4 34. Bxf7+ Kxf7 35. Qb3+ Kf8 36. Kg2 Qd2+ 37. Kh3 Qe2 38. Ng2 h5 39. Qe3 Qc4 40. Qd2 Qe6+ 41. g4 hxg4+ 42. fxg4 Qc4 43. Qe1 Qb3+ 44. Ne3 Qd3 45. Kg3 Qxe4 46. Qd2 Qf4+ 47. Kg2 Qd4 48. Qxd4 exd4 49. Nc4 Nc6 50. b5 Ne5 51. Nd6 d3 52. Kf2 Nxg4+ 53. Ke1 Nxh2 54. Kd2 Nf3+ 55. Kxd3 Ke7 56. Nf5+ Kf7 57. Ke4 Nd2+ 58. Kd5 g5 59. Nd6+ Kg6 60. Kd4 Nb3+ 0-1


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