1 New Free Slot Machine Every Day in the World's Largest Casino! + Unlocked Casino Slots! 3x3, 5x3, 5X4, 6x4, Diamonds, 9 Reels. Check out the best best slot games for the iPhone and iPad for Each of these slot iOS apps are fast, fun, and totally free. This freemium slots app for iPad (and iPhone) lets you begin your journey from zero to hero with 10, free coins with no deposit required.