ChessBase 18 Steam Edition
$169.99
+1454 ranks fastest jump today
Volatile day Frequent rank swings
6 hours of climb streak today
1584 ranks dropped today
ChessBase is a personal, stand-alone chess database that has become the standard throughout the world. Everyone uses ChessBase, from the World Champion to the amateur next door. It is the program of choice for anyone who loves the game and wants to know more about it.