Best online slots for bonus features and free spins

The most exciting part of playing online slots is triggering those bonus features and free spin rounds. This hugely popular NetEnt slot is the king of free spins. The primary bonus feature is to land two or more of the colourful starburst wild symbols. This awards 10 free spins, but that’s just the beginning of the fun. During free spins, wild symbols become sticky on reels 2, 3, and 4. Every time a new wild lands, it stays in place while the other reels resin. This mechanic led to multiple re-triggers for some massive free spin hauls.

Rainbow riches pick n mix

This Barcrest slot based on their popular Rainbow Riches franchise lets you choose which bonus features to unlock. The pick-and-mix style bonuses include free spins, cash prizes, and even a Super Spins mode. With all these custom bonuses, no two sessions are ever the same. And with frequent small payouts thanks to stacked symbols, Rainbow Riches Pick N Mix always feels like it’s raining prizes and bonuses from the Irish skies. This Egyptian-themed slot by Play’n GO offers both bonus buys and free spins. You purchase a bonus round outright or trigger it randomly by landing three or more scatter symbols. However you start it, the bonus round provides unlimited free spins as long as you keep landing wilds. With an exciting explorer adventure theme and wins of up to 5,000x your bet, the bonus free spins on Legacy of Dead never fail to thrill and delight.

Book of gold double chance

Play’s GO took their popular Book of Dead slot and loaded the sequel with even more bonuses and free spins. It adds an extra reel and row for more paylines. There are now two different scatter symbols, each triggering their own free spins mode. It means you hit one set of free spins, play through that, and then trigger more from the other scatter for double the fun. And wilds are sticky during free spins making big wins even more likely check out this website

Star clusters mega clusters

Big Time gaming uses its unique Megaclusters engine to deliver an action-packed online slot filled with bonuses. Instead of paylines, wins for clusters of symbols. When bonus wild symbols land, they transform the layout for even more cluster wins. Plus, there are free spins, re-spins, giant symbols, and more making for near-constant excitement. With new bonuses constantly dropping, Star Clusters Megaclusters is a feast for bonus lovers.

Fire in the whole bomb

This Pragmatic Play slot brings explosive bonuses and free spins. Any spin sees random xBomb wilds added to the reels, leading to surprise wins. The main feature is triggered when multiple dynamite scatter symbols land. Here you blow up crates to find cash prizes and solve puzzles for extra dynamite sticks. These award 5 or 10 free spins where the xBombs become extra wild. With fun cowboy characters and tense dynamite gameplay, Fire In the Hole brings the heat.

Book of shadows

It includes the Shadow Bet feature you purchase a bonus round for 100x or 200x your bet with guaranteed big wins. They are free spins with expanding wilds, unlimited re-triggers, and the chance to turn regular icons into high-paying ones for huge payout potential. With an RTP of 96.71%, Book of Shadows casts some winning magic. Whether you want to pick and choose your features, enjoy explosive gameplay, or set off on magical journeys, these action-packed online slots will keep you fully entertained and engaged from start to finish!