Improved chess engine, more than 330(!) Elo stronger than the predecessor.Many functions are available for analysing one's own chess games, including a built-in chess coach, who is alert to mistakes and helps improve your chess play. The level of play of the program can be adjusted to any chess playing strength, so that everyone can find an adequate chess partner. The chess programs Shredder Classic 5 Windows, Shredder 13 Windows and Deep Shredder 13 Windows combine extremely powerful chess play with easy handling.