If you are looking for a thrilling slot, dive into the world of colourful blocks that form cluster wins across your screen. Cubes 2 is a popular slot machine launched in 2021 by Hacksaw Gaming and ranked among the most original and visually striking slot games. This game is a sequel to the popular Cubes slot and has become a top favorite among casual players and high rollers. It boasts a high RTP and offers the potential to unlock massive wins through its colour multipliers and free spins feature.
Cubes 2 unfolds an expanding 5x5 grid that dynamically grows, keeping players on the edge of their seats. This game is visually simple yet strategically engaging, which is another reason it stands out from its competitors. If you are ready to gain multi-color free spins, matching symbols, and land winning combinations, read this full slot review below and start playing this fun slot right away!

Cubes 2 is a grid-based online slot machine game that uses cluster pays rather than fixed paylines. Wins are formed when five or more cubes of the same colour connect horizontally or vertically. Each win expands the grid, increasing the number of winning combinations on a single spin. This slot offers a refreshing break from conventional slot games with static reels and is more appealing to players who enjoy puzzle-like gameplay, the thrill of earning coins, and the possibility of big wins. Continue reading below as this slot review reveals everything you need to know about Cubes 2.
Take a quick look at Cubes 2’s core specifications below:
| Feature | Details |
| Software | Hacksaw Gaming |
| Game Type | Grid Slot / Cluster Pays |
| Paylines | Cluster Pays (no fixed paylines) |
| Reels | 5×5 expanding grid |
| RTP | 96.33% |
| Minimum Bet | $0.20 |
| Maximum Bet | $500 |
| Jackpots | No progressive jackpot; fixed max win 10,500× |

Cubes 2 blends mathematical precision with minimalist design. Each attractive element, from its high RTP to its mobile-optimised layout, makes it a slot that’s deceptively simple yet incredibly rewarding once you master its mechanics.
Cubes 2 is known for its high 96.33% RTP (Return to Player), which is above the industry average of 96%. This means that, statistically, for every €100 wagered, the game pays out €96.33 over time. RTP doesn’t guarantee short-term results but is a useful indicator of long-term payout potential.
The slot carries a high volatility rating. Players may experience dry spells between wins, but when clusters and multipliers align, especially during bonus rounds, the payouts can be significant. It’s best suited to players comfortable with higher-variance gameplay.
The maximum win in Cubes 2 is 10,500× your stake, achievable through large cluster wins combined with high colour multipliers during the bonus round. This makes it competitive with many Megaways titles, despite its minimalist look.
Players can bet between a minimum bet of $0.20 and a maximum bet of $500 per spin, making it flexible for both low-stakes players and high rollers chasing big multipliers. These bet sizes can be adjusted easily between spins.
The theme and graphics of the Cubes 2 slot game feature a minimalist, vibrant colour-block design reminiscent of retro puzzle games. There are no traditional reels or background animations. Instead, the main focus is placed entirely on the expanding cube grid. The soundtrack is ambient and electronic, enhancing the futuristic puzzle feel.
Instead of themed icons, Cubes 2 uses six cube symbols that are all different colors:
All cube colours pay the same for the same cluster size. There are no free cubes, same color cubes, mystery cubes, wild symbols, scatters, or color blasting cubes in the base game. This means there are no special bonus symbol types that always pay extra or substitute.
There are no traditional paylines in this slot, so wins are based solely on adjacent clusters. Since symbol value is uniform, the difference in what you earn comes from how many matching cubes you cluster together. A larger cluster means a higher payout. Here are a few examples of the cluster size tiers and payouts (relative to your bet):
| Cluster Size | Payout Multiplier for any colour |
| 5 matching cubes | ~0.10× bet |
| 8 matching cubes | ~1.50× bet |
| 12-14 matching cubes | ~10× bet |
| 25+ matching cubes | ~40× bet |
Another standout feature is that Cubes 2 is fully mobile-optimised and runs smoothly on both iOS and Android devices. The responsive layout ensures the expanding grid adapts seamlessly to smaller screens, maintaining excellent visuals and functionality. This slot can be played online for real money at the best online casinos, such as Gamdom, which is fully mobile-optimized.
The multi-color free spins feature bonus is triggered when you land five clusters of the same colour on a single spin. You can then pick colours to determine which multiplier cubes are active during the bonus.
During free spins, winning colours build corner multipliers for each cluster, which persist through the feature. The bonus ends when no new winning clusters form. This feature is where the biggest wins typically occur, especially if you build high multipliers on large clusters.

Cubes 2 offers exceptional originality and win potential, but it’s not for everyone. Here’s a quick breakdown of the advantages and disadvantages of this game.
| Pros | Cons |
| Unique cluster pays mechanic | High volatility may not suit casual players |
| The expanding grid adds dynamic gameplay | No traditional bonus mini-games beyond free spins |
| Decent RTP of 96.33% | No progressive jackpot |
| Huge max win potential of 10,500× | Minimalist design may not appeal to those who prefer themed slots |
| Can be played via desktop or mobile | The bonus round can be difficult to trigger |
| Available on several high-ranking gambling sites | |
| Offers free spin rounds, giving players a boost to hit more wins |
As mentioned above, Cubes 2 is developed by Hacksaw Gaming, a reputable game provider known for creating engaging slot games. The slot machine game is available on various online casino sites, offering players a range of options. Players can enjoy a variety of casino slots from different providers, including similar games to Cubes 2. This includes:
Cubes 2 is designed to promote responsible gaming, with features such as deposit limits and self-exclusion options. Players can set a budget and stick to it, ensuring that they do not overspend or gamble more than they can afford. The game also features a reality check that reminds players of their gaming activity and encourages them to take breaks. A key point players enjoy is that Cubes 2 offers a safe, responsible gaming experience.
While Cubes 2 relies on random number generators (RNG), strategic play can improve your overall experience and potential return. Here are some top tips for maximising your wins:
Getting started at Gamdom Casino is quick and easy! Follow the step-by-step guide below and start playing Cubes 2 in no time.

Cubes 2 is a masterclass in minimalist slot design, proving that you don’t need elaborate themes or complex animations to create a captivating experience. Its high RTP, unique expanding grid, and massive win potential make it a top-notch title for both strategic and casual slot players. While its high volatility requires patience, the rewards can be substantial for those who stick with it, and free spins can be worth it! Don't stand and wait, explore the Cubes 2 slot today and enjoy hitting the winning cluster on your reels.
The RTP is 96.33%, which is above the industry average.
The maximum potential win is 10,500× your bet.
Hacksaw Gaming is the software developer for Cubes 2.
Yes, of course you can. Cubes 2 is available in demo mode at many casinos, including Gamdom.
Yes, the game is fully optimized for both iOS and Android.