How to trigger bonus rounds varies between slots, and some may simply appear on any given spin. Bonus roundįree slots may also have additional bonus rounds, which can include features such as hold and win mechanics, progressive jackpots, and wheel prizes.

On Book of Dead, multiplier symbols can appear on any spin to boost your payout by up to a massive 250x. The multiplier may have to be included in the winning payline, or you may receive if there is a multiplier symbol anywhere on the reels for a winning spin. Multiplier bonuses increase your payout on a winning spin by a specified number. For instance, on Starburst XXXtreme, each wild comes with a multiplier ranging from 2x all the way up to 150x. Wilds can serve as symbols on their own, or they may also provide a multiplier or scatter. In an online slot game, a wild symbol substitutes for other symbols in order to help create winning combinations on paylines. Some slot games also let you purchase free spins at any time, such as Gates of Olympus. Sometimes, they come with special features, like added wilds and multipliers. As the name suggests, free spins give you a specified number of spins that don’t cost you any money. Bonuses that you can find in free slot games include: Free spinsįree spins are usually triggered when you land three or more scatter symbols in the base game.

As most free slots simply provide a demo version of the existing game, you can expect to enjoy all the in-game bonuses that are present in the full real money version.

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