A slots casino often offers bonus games. Each slot machine has its own bonus games that can help you increase your chances of winning. For example, when playing slot machines online, you can get free spins that allow you to spin the reels one more time for free. However, a “wild” is also a slot machines online free bonus that you can receive. With a wild, symbols on the reel are replaced so you have a better chance of winning. In addition to free spins and wilds, you can also receive other bonuses. The bonuses are not only reserved for those who play with real money. Free slot machines with bonus games can also be found.