Zerobooks-Pro vs iWon - Start Winning Usage & Stats

iWon is a revolutionary new app designed around winning games. Set up opponents, create games, and start logging every time you or your opponent wins, so you always know who's boss. With incredible features such as showing the odds of winning each game, and showing who is the best player, iWon is perfect for competitive people everywhere. Always wanted to know your chance of winning in a game of soccer against your roommate? Now you can know. Get out there and Start Winning.