iPhone apps: iSamurai, Rich Diamond, Good Reader

iSamurai Bluetooth ($1) is a two-player sword-fighting game that enables players to slash, thrust, and block each other with their iPhones. Devices are linked over a Bluetooth or Wi-fi connection before the battle begins. Players can also choose to fight against computer opponents of various difficulty levels. iSamurai uses the accelerometer to determine different sword motions and then determines...