7 Slot, the slot machine of 7 Raven Studios. One of the best Slot Machines ever made. Play our slot machine and have hours of gambling fun. It's FREE! 3 Reels with 8 selectable winning lines. 5, 10, 25, 50, 100, 500 and 1000 coins choices to bet. Extra bonus the more you play. Level Up. Each time you play your progress bar will grow and when full your bonus will be increased.