What Were the Hottest Casino Slot Games of 2021

The Hottest Casino Slot Games of 2021: A Rollicking Round-Up

2021 brought a deluge of captivating and exhilarating casino slot offerings. These games continued their reign as the gambling industry's undisputed favorites, further cemented by innovations in technology and design, maintaining their appeal to both new and seasoned players. This year, creative themes, advanced bonus features, and stunning graphics took the gaming floors by storm. The following catalogue explores the hottest casino slot games of 2021 that kept the players hooked to their seats.

1. Book of Dead by Play'n GO

Leading the pack was Play'n GO's stellar title, 'Book of Dead'. Lauded for its impressively immersive gameplay and enticing features, this Egypt-themed slot game is a pinnacle of interactive storytelling combined with potentially lucrative payouts. Highly volatile and boasting a 96.21% RTP, the Book of Dead held players captive with its intriguing protagonist, Rich Wilde, and his adventures in the land of Pharaohs.

2. Gonzo's Quest Megaways by NetEnt and Red Tiger Gaming

Next up on this list is 'Gonzo's Quest Megaways,' a collaborative effort between NetEnt and Red Tiger Gaming. This enhanced spin on the original classic provided a unique gaming experience with as many as 117,649 ways to win. The Mayan themed atmosphere, Avalanche feature, and theoretical payout of 96% solidified its position as a must-play slot game for players worldwide.

3. Starburst by NetEnt

Another NetEnt classic that captured player's attention in 2021 was 'Starburst'. With its kaleidoscopic interface and easy-to-understand mechanics, this 5-reel, 10-payline slot game catered to both beginners and experienced players. Above all, its Starburst Wilds and the ability to win both ways nudged Starburst to the high-climbing heights of popularity.

4. Wolf Gold by Pragmatic Play

Making a splash amid fierce rivalry was Pragmatic Play’s ‘Wolf Gold.’ Set against an American frontier backdrop, this aesthetically appealing slot game provided rapid-fire action across its five reels. The game stood out with a unique Money Respin feature, three different jackpots, and a host of free spins which added an element of suspense to every spin.

5. Age of the Gods by Playtech

Playtech's 'Age of the Gods' was another big hit, offering a divine gaming experience tied to an impressive progressive jackpot. The title’s winning features included four free game modes, each linked to a Greek deity, and an RTP of over 95%. The chance to win one of the four progressive jackpots kept players coming back to test their luck.

6. Mega Moolah by Microgaming

No list would be complete without mentioning Microgaming's universally adored title, 'Mega Moolah'. Known as the 'Millionaire Maker', it continued enchanting players with its thrilling African safari theme and four progressive jackpots. Although it’s been around for more than a decade, its crowd-pulling attraction has never waned.

7. Fire Joker by Play'n GO

Providing a sizzling tribute to traditional fruit machines, 'Fire Joker' by Play'n GO won big in 2021. This slot game, with its 3x3 reel format and five paylines, exuded simplicity and nostalgia. The additional features like the Flaming Re-spin and a Wheel of Multipliers added heat to the game and upped the anticipation of big wins.


The year 2021 spotlighted an array of winning slot games that catered to a wide gamut of player preferences. Among the numerous titles, 'Book of Dead', 'Gonzo's Quest Megaways', 'Starburst', 'Wolf Gold', 'Age of the Gods', 'Mega Moolah' and 'Fire Joker' particularly raised the bar in terms of engaging gameplay, intriguing themes, high winning potentials, and next-level graphics.

These slot games proved that innovation and creativity combined with traditional casino appeal make up the winning formula on the gambling floor. Engrossing and captivating, they kept the players' pulses racing throughout the year, redefining the casino slot game trend in 2021. It's exciting to anticipate what the world of casino slot games will present next.