Poker Spy is an extremely full featured software that supplies real time graphs, history and much more on both you and your opponents. Here are just a few of the features:  Real-time notification of hands played out of position. Real-time notification of how your opponents perceive you are playing. Real-time and historical graphs of your profits and losses. Report of hands played during the current or past sessions. Displays opponent's mucked hands at the showdown when used at PokerStars, Party Poker, Empire Poker, Multi Poker, PokerNow, Intertops and Eurobet. Real-time summary of latest hands played by your opponents, hands won, size of pot, players in hand, etc. Real-time identification of opponents playing errors. Real-time identification of table conditions (Loose-Tight/Passive-Aggressive).  This is just a fraction of what it does. The only negative we could find was that you have to play with real money during the trial period in order to test it. Click Here to download a Trial Version. Cost is $49.95