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The Top 10 Slot Machines with Bonus Games Online

By: Sarah JonesSeptember 8, 2018

Bonus rounds are a real highlight of video slots. They can really pack a punch, both in terms of big wins and entertainment. There are many different types of bonus available. From pick and win features to free spins, you know that when triggered, you are about to experience the best of what the game has to offer. There are some slots however, that take the entertainment to whole new levels thanks to the innovative, unique and exciting bonus features. In this article, you will find out about the top 10 online slots with the most exciting bonus rounds. If that’s not enough for you, we have a whole other page dedicated to the best bonus slots as well! Below you can see our selection of the most exciting bonus slots and by clicking on any of them you’ll jump straight to the bonus description.

Name Bonus round Play here
Bonus Features: 3
Free Spins: 10 Free Spins
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Bonus Features: 1
Free Spins: Random amount
Multiplier: 3x
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Bonus Features: 2 Unique Bonus Game
Multiplier: 5x
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Bonus Features: 5
Free Spins: 12 free spins
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Bonus Features: Progressive Jackpot
Free Spins: 12 free spins
Multiplier: 3x
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Bonus Features: 2
Free Spins: 4 choices
Multiplier: 2x
Play here!
Bonus Features: 1 Bonus Game with different levels
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Bonus Features: 5
Free Spins: Random amount
Multiplier: Progressive Jackpot
Play here!
Bonus Features: 3
Free Spins: Random amount
Multiplier: 1000x
Play here!
Bonus Features: 8
Multiplier: Free Spins and more
Play here!

The Best Slot Games with Bonus Rounds

Scrolling through the entire list to find the one game that interests you, can be a hassle. That is why we have prepared a list with links for easier navigation. Find the best slot games with bonus games for you. Here is the list of the top 10 slots with bonus rounds:

#10 The Invisible Man Slot’s Bonus Round with Free Spins

This branded NetEnt slot boasts a thrilling array of special bonus features. When the Police and Griffin Walking Wilds merge, 10 free spins are triggered. As the wilds work their way off the reels in the free spins, they are added to the respective meter. If the Police meter is filled first, the Police Spins bonus is activated. Here, you get three free spins where five randomly placed Flaming Wilds appear on the reels. Among bonus slot games, free spins are the most popular.

If the Griffin meter is the first to be filled, Griffin’s Rage bonus game is triggered. The bonus round takes place across 3 locations; the Lion’s Head Inn, the Mansion and Ipping Station. At each, you pick from five items, awarding various coin wins, increasing win multipliers or a police hat, which signals the end of the round. The bonus features in The Invisible Man reflect the film theme perfectly and make for a truly entertaining playing experience. Among the various slots with bonus games, this one is of extremely high-quality.

#9 Pharaoh’s Fortune Slot’s Wonderful Two Stage Bonus Round

Whilst there is no shortage of Egyptian themed slots available online, Pharaoh’s Fortune really stands out from the crowd. It injects fun and comedy into the genre and boasts a unique and invigorating bonus round. The golden Pharaoh’s head is the bonus symbol and 3 on a payline activates the free spins bonus. Before the Pharaoh’s Fortune bonus begins, you enter the Pharaoh’s tomb, where you get the chance to boost your number of free spins and win multiplier by picking from the various tiles.

The bonus game features a different set of symbols, and you’ll see the hieroglyphic-style characters dancing around the reels as the Bangles funky 80’s tune, Walk Like an Egyptian blasts out. Furthermore, every single spin during the bonus round is a guaranteed win of at least 3x the activating bet. The fun and quirky dancing symbols, the upbeat soundtrack and guaranteed wins make this an outstanding bonus round that is sure to make you smile.

#8 Rocky Slot’s Incredible Knockout Bonus

If you are a fan of the legendary Rocky movies then this slot will be right up your street. The Knockout bonus is a true highlight of the game. Get a white boxing glove on the first reel and a red one on the fifth to trigger the bonus. You start by choosing which of Rocky’s opponents to fight in the bonus; Apollo Creed, Ivan Drago or Clubber Lang. You will then see video footage of the fight, taken straight from the film, which takes place over 10 rounds.

For every round Rocky wins, you get a coin win. This is a truly unique bonus feature that captures the spirit of the movie perfectly and can provide some big wins. The slot also includes the ROCKY feature. Spell out the word across the reels for a cool 5x total bet win. In addition to these spectacular bonus features, the Rocky also boasts free spins, with extra wilds and double payouts.

#7 Jurassic Park Slot’s Free Spins Enhancing Bonus Features

The Jurassic park is based on Spielberg’s epic dinosaur movie. It includes a riveting 5-level bonus feature that captures the movie theme perfectly. When you land three amber scatter symbols, you are rewarded with 12 free spins. Yet these are not just any old free spins. One of five dinosaur features will be chosen at random, adding enhanced features to the free spins bonus. The Tyrannosaurus Rex bonus features Wild Reels, where the T-Rex can appear and turn up to five reels entirely wild.

The Velociraptor bonus creates Multiplier and Split Wilds. The Triceratops bonus features Running Wilds. The Brachiosaurus bonus includes Mystery Multipliers. Finally, the Dilophosaurus bonus features Winning Wilds, where the dinosaur turns random positions wild. The variety of innovative features along with the outstanding graphics, animations and sound effects make this an incredibly exciting bonus round.

#6 Gladiator Jackpot Slot’s Incredible Progressive Jackpot

Based on the epic historical drama movie, the Gladiator Jackpot slot boasts two sensational bonus features. For starters, the Coliseum bonus is triggered with three or more scatters. You turn stones at four different levels to reveal the number of free games, the win multiplier and which symbols will become extra scatters and wilds during the bonus.

This unique round can award up to 12 free games with up to a 3x multiplier. Plus, the addition of more wilds and scatters helps to boost your chances of wins. Slot machines with bonus games can offer more than just free spins.

The other exciting bonus feature is the Gladiator Jackpot bonus. Nine helmets are displayed which each award a cash prize. Get nine gold helmets and get ready for the thrill of a lifetime, as you win the huge progressive jackpot.

#5 Game of Thrones Slot’s Immersive Free Spins Feature

Slot machine bonus rounds have never been this immersive. Once you get three scatter symbols, portrayed by the Iron Throne, you enter the free spins bonus game. Choose one of the four houses to earn fantastic bonuses to your wins. The difference between them is how many free spins you get, the multiplier for your winnings and the number of symbols with the house banners that you get. If you’re lucky, you can even re-trigger the free spins by getting three scatter symbols again.

One other feature is the Gamble Trail. After a big win, you can choose to flip a coin, with 4 progressive levels. Guess right, and you double your win. Guess wrong, and you lose your initial bet. This adds an exciting risk for more experienced players. Microgaming has truly captured the spirit of the series, with risk, adventure and unknown excitement. Slot games with bonus games have never been this immersive.

#4 Hot as Hades Slot’s Quest for the Crystal Helm

Hot as Hades is a visually superior Microgaming slot, with exceptional graphical quality and animations. Based on Greek mythology with a fun edge, it boasts a captivating bonus round that draws you right into the action. In the Quest for the Crystal Helm bonus, the flaming-haired Hercules meets his adversaries at different levels. Slots with bonus rounds, sometimes have multiple levels of the bonus.

Outwit Medusa, Poseidon and finally Zeus to enter his chamber and pick from the treasure chests to try and claim the crystal helm. There is plenty of action and adventure as you journey through the bonus game, as well as the potential to pocket some serious cash.

#3 Pink Panther Slot’s Variable and Rewarding Bonus Games

This Playtech video slot, based on the fun cartoon-film series, has an impressive four bonus slot games which can be randomly triggered as you play. In the Crack the Pink Code bonus, you open safes to reveal free games with multipliers or expanding wilds. In the unusual, the Colour Pink bonus, the Pink Panther and the Little Man paint a wall of numbers in pink and blue. All the pink winnings are added together and multiplied by your total bet to award a cash prize. You can pocket this cash or choose to try your luck again up to 3 times.

In the Wheel of Pink bonus, you accumulate prizes by spinning the wheel to determine your win multiplier. In the Pink Trail bonus, Inspector Clouseau follows the footsteps and stacks up prizes. The game also features the Jackpot Adventure, where you open doors to reveal different characters for a shot at winning a progressive mystery jackpot. All these exciting bonus rounds make the Pink Panther a popular choice with players.

#2 Family Guy Slot’s Huge Winnings Multiplier

If you like Family Guy, you will love the Family Guy. Not only does it feature all the favourite characters from the show with slick, sharp graphics, it includes a rich selection of fun and exciting bonus features. Trigger the World bonus, and you’ll see Stewie spin the globe to reveal which bonus will be awarded. There’s the Drunken Clam bonus, where you can win up to 1000x your bet by selecting different characters.

The Chicken Fight bonus is highly amusing, as Peter and the Giant Chicken kick each other’s asses all over town, awarding cash prizes along the way. Lois’ Hot Free Spins bonus gives you a chance to accumulate extra wild symbols during the free plays. The game also boasts 4 randomly triggered Griffin Family features, adding even more fun and big winnings as you play.

#1 Avalon II Slot’s Variety of Eight Bonus Games

If you want a slot with exceptional bonus rounds, Avalon II is not to be missed! As you journey through the Kingdom on the quest to retrieve the grail and return it to Avalon, eight possible bonus games await your discovery along the way. Each time you trigger the Grail bonus, you will see the map with all the different locations and bonus rounds laid out.

They are rich and varied; reforge Excalibur in the Lake of Legend bonus, defeat the Black Knight in the Hall of Shadows and Spin the Wheel of Fortune at the Isle of Avalon. The bonus features also include free spins with extra wilds, trailing wilds and rolling reels, as well as pick and win features. The unique multi-level bonus has the feel of a story, and it really draws you into the game. As such, the Grail bonus is by far the most exciting bonus round you will find in a slot. This variety helps it stand out as the king among slot games with bonus rounds.

Conclusion – Bonuses For All

Bonus slot games can be very entertaining and a great incentive to try out slots. Some tell incredible stories, while others offer unique gameplay elements. Fans of casino games love them for the variety it adds to slot machines. That is why you should always see what bonuses a game has to offer.

That’s all for now. We hope you enjoyed this list and make sure to check out our other pages for more top 10 lists and other articles. See you next time!

FAQ Section

We hope to have provided enough information on the various slots with bonus rounds. However, you may have some other pressing questions regarding the types of bonuses or the various slots that have them. We hope to answer any further questions you may have with this short section

❓ What is a free spins bonus?

A free spins bonus means you can play a few rounds of the game, without spending any of your own money. It's a popular type for slot machines with bonus games as they usually come with multipliers for your wins. Game of Thrones offers the most variety and biggest rewards with their free spins.

πŸ† Who is the best developer for bonus games?

The best way to find good slot games with bonus rounds is to look for specific games and not developers. However, some developers are more experienced and will naturally provide higher-quality experiences. Microgaming is one such developer and their experience shows with the wonderful Avalon II.

🎰 How frequently do bonus games appear?

Slot machine bonus rounds are dependent on the volatility of the game. High volatility games will have incredible bonuses, but they'll be hard to get. Try out Hot as Hades for a wonderful low volatility slot with frequent bonuses.

βœ–οΈ What are bonus features?

Bonus features are special effects that can accompany bonus games for more rewards. These can be multipliers or more wilds and can also show up in the base game. For slots games with bonus games that have these features, check out the Jurassic Park Slot.

πŸ₯Š What is the best slot with bonus games?

So many slots with bonus games offer a variety of wonderful experiences, that can sometimes be even more interesting than the base game. It can be hard to pick just one. We would pick Rocky for its wonderfully unique Knockout bonus.

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