Reactoonz 2 is a 2020 release from Play'n GO, the sequel to their original Reactoonz. It's a 7x7 grid pokie that uses cluster pays instead of paylines. Its most distinctive feature is the dual-meter system—the Fluctometer and Quantumeter—which drives the bonus mechanics. The default RTP is 96.2%, and the maximum win is 5,083 times your stake.
Quick facts
- Provider
- Play'n GO
- RTP (default)
- 96.2%
- Volatility
- High
- Max win
- 5,083x
- Layout
- 7x7 grid
- Lines / ways
- Cluster pays — 5+ matching symbols touching horizontally or vertically
- Bet range
- 0.20 – 100
- Released
- 2020
A quick orientation before you spin
Reactoonz 2 is a sequel to the original Reactoonz, made by Play'n GO. It keeps the cute alien creatures and the sci-fi grid world, but the gameplay is built around a 7x7 grid where you win by forming clusters of five or more matching symbols that touch horizontally or vertically. There are no traditional paylines or ways to win; instead, the cluster mechanic means you need groups of symbols, not lines.
This is structurally different from a standard 5x3 pokie because the grid is larger and the win evaluation is based on adjacency rather than fixed positions. The game also has no free spins; instead, it relies on cascades and two meters that build up to release wilds and multipliers. The cascades work by removing winning clusters and refilling the grid until no new wins occur.
Bet range, controls and the paytable
To play Reactoonz 2, set your bet using the selector, which ranges from $0.20 to $100 per spin. The game uses a 7x7 grid with cluster pays—wins are formed when five or more matching symbols touch horizontally or vertically. There are no paylines or ways to win, so you need to look for adjacent groups. The paytable and game info are accessible via the info button, usually located near the bet selector. The spin button starts a round; after each win, cascades remove the winning symbols and refill the grid. There is no ante bet or bonus buy, so you cannot pay extra to trigger features directly. The only way to access the features is through regular play.
The numbers that matter: RTP and max win
The default RTP for Reactoonz 2 is 96.2%. The operator can select from a range of RTP versions: 96.20%, 94.20%, 91.20%, 87.20%, and 84.20%. The official page does not list an RTP, so you should check the game's info panel to see which version is active before you play.
If you play a version with an RTP of 94.20%, for every $100 wagered you can expect to lose $5.80 more than at the default. At 84.20%, the expected loss per $100 is $15.80.
The maximum win is 5,083 times your stake. For example, a $1 bet could return up to $5,083. At the minimum bet of $0.20, the max win would be $1,016.60.
Bonus features and how they trigger
The key features in Reactoonz 2 are:
- Cascades: Winning clusters are removed and the grid refills, continuing until no new wins form.
- Fluctometer: This meter charges when you win with the chosen fluctuating symbol. When full, it drops 1 to 3 Electric Wilds onto the grid.
- Quantumeter: This has four levels, requiring 55, 85, 110, and 135 charges to advance. Each level releases a special wild: Energoon and Gargantoon. The Gargantoon is a 3x3 wild that splits into a 2x2 wild, then a 1x1 wild. At level 4, a x2 multiplier is added.
- Wild Pair Explosion: This triggers when there are 2 or more Electric Wilds on the grid, causing an explosion that removes symbols.
There are no free spins in this game. The features work together: for example, a cascade win could charge the Fluctometer, which then drops wilds, which could trigger the Wild Pair Explosion, potentially leading to a bigger cluster win.
Bankroll maths: bet sizing for your session
Reactoonz 2 is a high volatility game, meaning wins are less frequent but can be larger when they come. The bet range is $0.20 to $100 per spin. For a $50 session, a sensible bet would be around $0.50 to $1, giving you 50 to 100 spins. For a $200 session, you could bet $2 to $4, giving you 50 to 100 spins as well. This approach helps you survive the dry spells that high volatility can bring.
There is no bonus buy or ante bet feature in this game, so you cannot pay extra to trigger features directly. The only way to access the features is through regular play.
No betting system can change the RTP; the house edge remains the same regardless of how you size your bets.
Free play first: what the demo shows you
The demo mode at a casino uses play credits but the same maths and RTP version as the real-money build at that casino. For a high-volatility game like this, a demo session is useful for seeing how often the Fluctometer and Quantumeter charge, and how the cascades and wilds interact. You can also test how different bet sizes feel across the range, from the minimum to the maximum. With real AUD, bets are real and your session limits matter, so the demo helps you decide on a comfortable stake before risking money.
Playing Reactoonz 2 in AUD
You can play Reactoonz 2 at Viperspin, Chainpokies AU, which offers the game in AUD. A demo mode is available so you can try the game without risking real money. Before playing for real, check the RTP version in the game's info panel at the casino to ensure you're getting the best available rate.
Remember to play responsibly. If gambling becomes a problem, contact Gambling Help Online at 1800 858 858.
Verdict
Reactoonz 2 suits players who enjoy high volatility and cluster-pays mechanics, and who prefer a game with multiple interacting features over simple free spins. It may not appeal to those who like traditional paylines or low-volatility games. One downside is that the lack of free spins might disappoint some players, but the cascades and meters provide plenty of action.
What works and what doesn't
What works
- Dual-meter system with cascades and wilds.
- High max win of 5,083x stake.
- No free spins, but unique feature interactions.
- Cluster pays on a 7x7 grid.
What to weigh
- High volatility may lead to long dry spells.
- RTP varies by operator, down to 84.20%.
- No free spins feature.
Questions players ask
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How do cascades work in Reactoonz 2?
When you form a winning cluster, those symbols are removed and new symbols fall into place. This continues as long as you keep forming winning clusters, allowing for multiple wins from a single spin.
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What is the Quantumeter and how does it work?
The Quantumeter is a meter with four levels. It charges as you play, and each level releases a special wild. The final level adds a x2 multiplier to your wins.
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Is there a free spins round?
No, Reactoonz 2 does not have a free spins feature. Instead, the game uses cascades, the Fluctometer, and the Quantumeter to create bonus opportunities.
Similar pokies worth a look
Sugar Rush — Sugar Rush is a 7x7 cluster pokie from Pragmatic Play with high volatility and an RTP of 96.5%. It uses a Tumble mechanic and multiplier spots, but has free spins instead of the dual-meter system. Max win is 5,000x, similar to Reactoonz 2's 5,083x.
Gems Bonanza — Gems Bonanza is an 8x8 grid pokie from Pragmatic Play with high volatility and an RTP of 96.51%. It features cascades and a progressive meter, but includes free spins and a higher max win of 10,000x. Reactoonz 2 lacks free spins but has a unique dual-meter system.

