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The Results Are In: These Were the 10 Most Played Slots 2025
Slotsoo is an expert in slots and online casinos across the European market. Through our industry connections, we partnered with several leading international casinos popular among European players. They shared exclusive data revealing their most played slot games of 2025, based on the total number of spins recorded between January 1st and December 31st, 2025.
Here are the results of the most played slots in 2025:
1. Book of Dead – Play’n GO
This slot is a true classic, it has been in the top 3 for years and last time Book of Dead was in first place on our charts was in 2023.
Book of Dead, officially titled Rich Wilde and the Book of Dead, has become one of the most iconic slot games in the European iGaming market. Developed by Swedish studio Play’n GO, the game follows adventurer Rich Wilde on a thrilling journey through Ancient Egypt in search of legendary treasures and the mysterious Book of Dead.
Featuring atmospheric graphics, cinematic sound effects, and engaging gameplay, Book of Dead delivers an immersive slot experience packed with excitement. Players can trigger lucrative free spins and chase maximum wins of up to 5,000x their original stake.
2. Big Bass Splash – Pragmatic Play
Pragmatic Play’s fishing themed slot game Big Bass Splash speaks to those who love to fish. This game has earned a loyal following among online casino players, because the game captures the fun and laid back atmosphere of a classic fishing trip.
While much of the gameplay remains familiar to fans of Big Bass Bonanza, Big Bass Splash introduces a fresh coastal setting and a few unique twists. One of the most noticeable additions is the monster truck symbol, which surprisingly serves as the highest paying regular symbol in the game. Combined with upbeat music, seagull sound effects, and vibrant visuals, the slot creates an entertaining seaside experience from the very first spin.
3. Gates of Olympus Super Scatter – Pragmatic Play
Gates of Olympus Super Scatter brings back Zeus in an enhanced version of the hugely popular original slot Gates of Olympus. The game uses a pay anywhere mechanic, where matching 8 to 30 symbols across the reels creates winning combinations.
Multiplier symbols worth up to 500x can appear during both the base game and tumbles, significantly increasing payouts. If multiple multipliers land at the same time, their values combine before being applied to the total win. Play the game with real money or try the free demo!
4. Legacy of Dead – Play’n GO
Legacy of Dead continues the popular “Book of” slot series from Play’n GO, bringing players back into the mysterious world of Ancient Egypt. Following the events of Book of Dead, the powerful Egyptian king has been unleashed and is determined to reclaim his lost treasures.
The game keeps the familiar 5×3 reel layout and easy to follow gameplay that made the series so successful among both new and experienced slot players. Dark visuals, atmospheric music, and pounding drum beats create a tense adventure filled atmosphere as the reels spin and the action unfolds.
5. Pirots 4 – Elk Studios
Pirots 4 by ELK Studios takes the popular Pirots series into deep space, where the mischievous parrots embark on a chaotic intergalactic treasure hunt. After being pulled through a mysterious black hole, the feathered crew must recover their stolen loot across alien worlds filled with danger, surprises and massive rewards.
The game features a dynamic 6×6 grid instead of traditional reels, with gameplay built around the innovative CollectR™ mechanic. Colorful birds move around the grid collecting matching gems, triggering cascading reactions, expanding grids, and powerful bonus features along the way. Vibrant sci-fi visuals, energetic animations, and fast paced gameplay create an exciting and unpredictable and truly entertaining slot experience.
With high volatility, multiple bonus rounds, and a max win potential of up to 10,000x the bet, Pirots 4 delivers a thrilling adventure for fans of feature packed online slots.
6. Sweet Bonanza 1000 – Pragmatic Play
Sweet Bonanza 1000 by Pragmatic Play is a vibrant candy slot that builds on the enormous success of the original Sweet Bonanza series. Set in a colorful world filled with sweets, fruits, and giant lollipops, the game delivers a cheerful atmosphere while offering even bigger win potential and more explosive bonus action.
Instead of traditional paylines the slot uses a 6×5 grid with the popular cluster pays mechanic, where matching symbols anywhere on the screen can trigger wins. Cascading tumbles, multiplier bombs, and the famous Free Spins feature create fast paced gameplay packed with massive payout opportunities with bright visuals, playful sound effects, and smooth animations keeping the action entertaining throughout every spin.
7. Bigger Bass Bonanza – Pragmatic Play
Bigger Bass Bonanza by Pragmatic Play is a lively fishing slot that continues the hugely popular Big Bass series with even larger rewards and upgraded bonus features, this time in a more tropical setting with palm trees.
The game uses a classic 5×4 reel layout combined with simple gameplay that appeals to both casual players and experienced slot fans. During the Free Spins feature special fisherman symbols collect cash prizes while increasing multipliers can significantly boost winnings as the bonus round progresses. Bright visuals, relaxing outdoor scenery, and upbeat sound effects create a fun and entertaining atmosphere throughout the game. With high volatility and a maximum win potential of up to 4,000x the bet, Bigger Bass Bonanza offers plenty of excitement for fans of feature-driven online slots.
8. Book of Fallen – Pragmatic Play
Book of Fallen by Pragmatic Play brings a dark fantasy twist to the classic “Book of…” -slot formula. Set in a cursed world filled with fallen warriors, ancient magic, and demonic creatures, the game creates a mysterious and ominous atmosphere as players search for hidden treasures and powerful rewards.
The slot features the familiar 5×3 reel layout and straightforward gameplay commonly seen in Book games, making it easy to pick up for both new and experienced players. Expanding symbols during the Free Spins feature can lead to massive wins, while dark visuals, fiery effects, and haunting music add intensity to every spin. With high volatility and strong bonus potential, Book of Fallen offers a darker and more modern take on the popular adventure slot genre.
9. Bonsai Gold Hold & Win – Novomatic
Bonsai Gold Hold & Win by Novomatic takes players into a peaceful eastern setting filled with bonsai trees, golden charms, and traditional oriental symbols. Behind the calm atmosphere lies a rewarding Hold & Win experience where valuable coin symbols and jackpot prizes can lead to exciting payouts. Combining traditional slot elements with modern bonus mechanics, Bonsai Gold Hold & Win delivers a balanced mix of simplicity, atmosphere, and winning potential.
The game features a classic 5×3 reel layout paired with simple gameplay mechanics that are easy to enjoy for both beginners and experienced slot players. The main attraction is the Hold & Win bonus feature where special symbols lock onto the reels while respins offer the chance to collect additional rewards and jackpots. Elegant visuals, soothing music, and polished animations create a relaxing yet engaging slot experience.
10. Wilds of Fortune – Betsoft
Wilds of Fortune by Betsoft captures the atmosphere of a classic casino, complete with smooth jazz music, flashing lights, and the nostalgic charm of traditional fruit machine gameplay. Designed to recreate the relaxing feeling of sitting at a favorite slot machine, the game combines retro style symbols with a polished modern presentation. With its laid back casino atmosphere and classic slot style, Wilds of Fortune delivers a fun and nostalgic gaming experience.
The slot features simple gameplay built around classic casino icons such as fruits, BAR symbols, lucky sevens, and wilds. Smooth animations, cheerful sound effects, and straightforward mechanics make the experience accessible for both casual players and longtime fans of traditional slots. While the gameplay remains simple, the game still offers solid payout potential with wins reaching up to 500x the bet.
Our Summary
As can be seen from the above results, Egypt themed games, the so called Book Games are highly popular among players. Same goes to the Big Bass fishing games. Casinos also often reward free spins on these games, so that might help in making them popular, but players definitely just go back to these classics time after time.
A grand portion of the most popular slots are from game studio Pragmatic Play. It is no surprise since this game giant is well established and they know how to make entertaining games.
There is also one surprise on the top 10 list and that is Bonsai Gold Hold & Win. This game is by a another big game studio Novomatic and thematically it differs a lot from the other contestants. As well as does Pirots4, a game that is extremely entertaining and eventful, blasting never ending action on the screen.
If you haven’t already, go and play these popular slots. Enjoy your gameplay, keep gambling responsible, and check our casino lists for best online casinos for European players!
