Playing online slot machines with bonus games at online casinos is amazing. The excitement that comes with a slots bonus game is unlike anything else in gambling. You're definitely in for the best experience and a chance to win big with these slot games. There are lots of bonus rounds available in slots, from free spins to pick and win games.
And while there are many slot site games with bonus rounds, there are some that stand out more than others. We've covered a list of the top 10 best slots with bonus games. You can play all these slots games with bonuses for real money at all good casino sites.
This best slot bonuses compilation gathers the best slot bonuses for games around for gambling fans. The themes of these casino games vary, effects vary, sounds and graphics vary as well. Whether you're after the best slot bonuses that trigger more paylines, the best bonus game that rewards you with multiple free spins, or knockout gameplay, we're sure you'll find what you're looking for below at online casinos.
1. Rocky – RTP: 95.02%, Playtech
For fans of boxing and knock-out slots bonuses when they're gambling, there is no other than Rocky. This 5 reel Playtech branded slot found on any good casino is based on the one and only legendary boxing movie and really packs a punch thanks to its authentically themed bonuses.
The ROCKY bonus feature pays out an amazing 5x your total bet when you spell out the name across the reels with the letter symbols. It's the free games bonus that awards 15, 20 or 25 free games with x2 multiplier when you get 3, 4 or 5 scatter symbols.
It's the knockout bonus round that holds the greatest appeal to players though – if you land boxing glove symbols in reels 1 and 5, the unique round is triggered. You then choose from Apollo Creed, Clubber Lang or Ivan Drago as your opponent in the ring.
Players can then see actual film footage of a 10-round match, in which you are rewarded cash rewards for each round Rocky wins. Certainly a round not to be missed and a great time to be had.
2. Planet of the Apes – RTP: 96.33%, NetEnt
You'll notice this NetEnt video slot that's found on a number of casino sites is infused with the two reboot films in the Planet of the Apes franchise: Rise and Dawn. Capturing the spirit of the movies and injecting them into gambling, the bonus features help increase excitement and winning potential as players play.
The game is made up of two sets of reels, side by side. The symbols and special features are unique to each of the Rise and Dawn play areas, though the Rise bonus and Dawn bonus features award extra coin wins for every ape and human symbol on the reels.
Free spins bonus rounds are also included, with players finding enhanced wild features and multipliers to increase the chance to win. On top of this, there are two random bonus features stacked with wilds and dual features.
You get slick graphics, epic level gambling music and film clips from the original movies in this game; that's why the Planet of the Apes slot comes with our recommendation.
3. Guns ‘N Roses – RTP: 96.98%, NetEnt
NetEnt's Guns ‘N Roses online casino slot is a 5 reel slot inspired by the legendary rock band, which boasts a range of bonus features that capture the theme fittingly.
With 3 bonus LP symbols on reels 1,3 and 5, you get to spin the bonus wheel to work out which bonus features are activated. Of these bonus features, there's Encore Free Spins, the Crowd-Pleaser bonus and even coin wins.
You get ten free plays with a band member transformed into overlay stacked wilds from the Encore free spins bonus. While the Crowd-Pleaser bonus is a 3-level pick-and-win game, with the chance for free spins to be triggered and coin wins awarded.
An Appetite for Destruction Wild, which overalys in the shape of a cross, is another randomly triggered bonus feature. To complete the bonuses, you have Solo multipliers and Legend Spins too.
Hit tracks from the band blast out has you play, and with many exciting bonus features (three kinds of bonus extra game rounds, in fact), you should be sure to play this Guns N' Roses slot machine – music to our ears.
4. Hot as Hades – RTP: 96.75%, Microgaming
The Hot as Hades video slot machine from Microgaming has one of the highest RTPs on our list – 96.75% and has 5 reels and 20 paylines. The casino game features amazing 3D graphics and animation in a bright, almost cartoon-like style.
Join the god of the underworld himself, hades, and other Greek gods & idols- Medusa, Cerberus, Neptune and Zeus in a mythological game like nothing else. Hot as Hades includes a fun and immersive Quest bonus. It's triggered when you land 3 or more scatters that the quest for the crystal helm is activated. There are 4 different levels to this extra game, and at each you choose from different obstacles.
If you're lucky enough to complete all 4 levels, you will take on Zeus and play for the Crystal Helm – with extra rewards on the line for you to win.
The Super Mode bonus is a random triggered feature that appears as well. You get 3 free spins, with extra wilds which hold in place for the duration.
5. Pharoah's Fortune – RTP: 96.53%, IGT
This Egyptian-themed casino slot from IGT is a timeless game that never goes out of fashion. Pharoah's Fortune is a standard 5-reel, 3-row video slot with 15 paylines. Though triggering the bonus by landing 3 golden pharoah symbols on a payline, and an extra 5 paylines are unlocked, significantly boosting your winning potential.
You enter the Pharoah's tomb, choosing from stones that reveal free spins and win multipliers. The free spins bonus round is entertaining, with a new collection of icons, funky music, and lots of hieroglyphics moving, spinning and shaking under a huge disco ball.
What makes this bonus even better is every single free spin is guaranteed to win – a nice little cherry on the cake!
The fun and highly lucrative bonus rounds in Pharoah's Fortune are an incredible highlight of the game.
6. Pink Panther – RTP: 95.39%, Playtech
Ticking all the right boxes when it comes to the best casino slots with bonus games, here you have the legendary pink crime solving sleuth Pink Panther. Impressively, it has a total of 5 bonus games, with 2 mystery progressive jackpots.
Based on the popular cartoon feline, the spirit of the character is captured absolutely perfectly in the 5 reel slot, bringing him to life before your very eyes. These Bonus games are triggered totally at random as you play, meaning a nice big win could just be around the corner at any time.
There's Crack the Pink Code, which awards upto 29 free games with a 2x multiplier or expanding wild. The Little Man in the Colour Pink bonus can win you a multiplier of your total bet as the pink panther goes up against a foe.
You can also spin the wheel to land cash prizes and multipliers in the Wheel of Pink bonus. The Pink Trail bonus invites you to follow in the footsteps of Inspector Clouseau, where you can choose to collect your prizes or continue for a chance at bigger rewards.
Finally, the Jackpot Adventure offers you the opportunity of landing one of two progressive jackpots, with the big jackpot netting you a cool 5,000x. Be sure to pick your doors wisely though during this Jackpot Adventure round!
7. Jurassic Park – RTP: 96.67%, Microgaming
This Microgaming casino slot may have been released five or so years ago, though it hasn't lost any of its appeal. Jurassic Park slot's popularity is perhaps largely down to its nostalgic movie theme, or maybe its the bonus rounds that make it so rewarding and exciting to play.
An iconic symbol, as much as in the films, is dinosaur DNA found fossilised in yellow amber. This symbol is key to triggering a free spins bonus. There's one of five different free spins bonuses awarded randomly, with each bonus themed after one of the famous dinosaurs that appears in the movie.
Each bonus awards 12 free spins, with an enhanced feature depending on the dinosaur: The T-Rex can turn all of the reels into wilds, the velociraptor with multiplier and split wilds, the triceratops with running wilds, the brachiosaurus with mystery multipliers and free spins and finally Dilophosaurus with winning wilds.
Playing the free spins feature 25 times unlocks the bonus, meaning you're able to choose any of the dinosaur features. Film footage and animations are also in the game to draw you into the bonus rounds and make the entertainment more thrilling.
8. Family Guy – RTP 96.05%, IGT
IGT's Family Guy casino slot is jam-packed with quirky bonus games that make the TV cartoon theme a player favourite. Family Guy fans will recognise immediately the main characters, locations and stories from the show which are cleverly woven into the game.
By triggering the World Bonus, you will get a spin of the globe to ascertain which of the 3 bonus games is awarded. In the Drunken Clam Bonus you must outdrink the competition in order to pocket coin wins with increasing multipliers.
Play Peter against his arch-nemisis, the chicken, in the Chicken Fight Bonus – stacking up increasing prizes with every round of the fight you win. There's also 10 free plays with extra transforming wilds in Lois' Hot Free Spins Bonus.
On top of this, there are a further 4 randomly awarded Griffin Family bonus features, all cleverly themed after the main characters of the show – for you to explore.
9. Avalon II – RTP: 95.90%, Microgaming
Take a journey through Medieval times in this Microgaming video slot inspired by the Arthurian legend that you can find on top casino sites. The Holy Grail is your quest, but before you embark on this slot adventure, know that a huge 8 possible bonus games are there for you to discover! These rounds are triggered randomly and at any time – the suspense and adrenaline is high.
Not only that, but each these rounds is unique. The Misty Vale bonus gives you free spins with a choice of extra multiplier wild. At the Lake of Legend, build a payout of up to 15x your total bet as you re-forge Excalibur.
Match helms at Dusky Moors for cash prizes. Or recover the grail by taking on the black knight in the Hall of Shadows, receiving generous payouts in the process.
10. Mega Moolah – RTP: 88.12%, Microgaming
When it comes to the online casino world and playing slots online, Microgaming's Mega Moolah holds legendary status as one of the best jackpot slots around for big wins.
While its RTP is considerably lower than some of the other casino slot games featured in this list, the slot has made multiple lucky players millionaires with its progressive jackpot bonus game. It still holds the Guinness World Record for the highest ever online slot payout.
Its animal theme and fun, bright and eye-catching cartoon style add to its appeal. However, by far, the biggest draw is the jackpot bonus, which is randomly triggered on any spin. Spin the jackpot wheel for a shot at winning the mini, minor, major or mega jackpot.
As the mega jackpot always resets to £1m minimum, the slot is widely known as the ‘Millionaire Maker'… since it can make so many punters wildly rich!
Aside the from progressive jackpot, there's a free spins bonus to write home about too. Landing the 3 monkey scatter will get you a number of free spins – 15 free plays, with all winnings multiplied by 3 times.
Mega Moolah is a must-try if you'd like to try a slot with some of the most lucrative bonus features and a great history of winnings.
If you're after more details about the most popular and preferred slot machines with bonus games, then take a look at the section below. Here, we've the most frequently asked questions about bonus game slots found at a casino.
What is a bonus game in online slot games?
Lots of real money slots online offerdifferent types of bonus game feature. This is essentially an aditional game with the slots game itself. Some of the most popular titles such as ‘Millionaire Maker' slot Mega Moolah feature appealing bonus games that add extra perks and chances to win cash throughout gameplay.
What is the best bonus slots game?
Most players love video slots with bonus games – it certainly adds to the enjoyment factor and can add to the cash you win. However, gameplay does differ, with some slots offering better bonus games than others. For instance, The Rocky online slot is thought to have one of the most enticing bonus rounds you can find.
Which online slot with bonus round has the highest RTP?
The RTP (Return To Player) rate is a metric that experienced slots players always check out to better predict their chances of winning certain slots. Some slot machines offer better payouts than others. As for the slots with bonus games, the title that stands out from the crowd with a pretty impressive RTP of 96.98% is the Guns ‘N Roses slot.
Where can I play online slots with bonus games?
Bonus game slots are available across lots of online casino sites. You should always however choose the best online slots sites to play at. These may offer free slots with bonuses (free play before playing for real money). They are also licensed, thoroughly regulated and have security features that ensure a safer session and secure money transactions.
How to choose the best online slot with bonus game feature?
There are a few factors that you have to take into consideration. The most important aspects are the graphics, gameplay features as well as the volatility. While these features vary from game to game, all can be found in online slots with bonus games that are powered by the leading casino software providers on the market. Be sure to check out the titles on new slot machine sites too as they are more likely to have the recently launched software.