NetEntNetEnt

    Aloha! Cluster Pays

    7.0/10
    Release March 2016· Updated August 2026

    6x5 clusters, 96.42% RTP, low volatility — NetEnt's first Cluster Pays title, released March 2016

    RTP
    96.42%
    Volatility
    Low
    Max Win
    700x
    Grid
    6x5 (30 positions)
    Bonus Buy
    No
    Cluster PaysSticky Win Re-SpinsSymbol DropFree SpinsSubstitution SymbolPaliers de RTP
    Aloha! Cluster Pays
    🎰

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    7.0

    BetsRank Verdict

    Hands-on testing by Alexandre Dubois — bonus tested, multiple sessions

    Aloha! Cluster Pays is the game that moved NetEnt into cluster mechanics back in March 2016, and it remains the studio's cleanest take on the format. The premise fits in one sentence: nine matching symbols touching each other on a thirty-position grid, no paylines whatsoever, and tiki masks that take up two positions each to make clusters easier to build. You understand it on your first spin and it needs no tutorial. What has aged best is the pacing. Sticky Win Re-Spins fire at random on a winning cluster, freezing the symbols involved and respinning everything else. As long as the cluster keeps growing, the respin keeps going. It is a self-feeding system, entirely free, and it triggers often enough that base play never turns into a waiting room. NetEnt publishes a 21% hit rate, which is comfortable and consistent with the low volatility rating. What has aged badly is the ceiling. NetEnt shows 700x the stake on its own game page, while SlotCatalog publishes 2,000x. We keep the provider's figure, but either way this sits far below 2026 standards, where a low-variance game routinely advertises 5,000x. Aloha! is not a game you play for one big hit: it is a game for long, steady sessions, and you are better off accepting that before the first spin. The real trap lies elsewhere. NetEnt ships this title to operators in several RTP tiers: 96.42% on the official page, but certified builds around 94% are in circulation. Two and a half points of spread on a low-volatility game is enormous, because this is exactly the kind of machine where you rack up hundreds of spins and the rate eventually shows. Checking the RTP stated in the casino's own game rules is not a theoretical precaution here — it is what separates a good session from a bad one.

    Strengths

    • +Clusters from 9 symbols on a 30-position grid, with tiki masks occupying two positions each
    • +Free and frequent Sticky Win Re-Spins: while the cluster grows, the respin keeps restarting on its own
    • +Symbol Drop in free spins: low payers are removed one by one and the round improves as it runs
    • +21% hit rate published by NetEnt, consistent with genuinely low volatility
    • +Very wide betting range, from €0.10 to €200 per spin

    To consider

    • 700x the stake as a ceiling according to NetEnt: trivial next to anything released in the last five years
    • NetEnt distributes several RTP tiers, with certified builds around 94% live at some operators
    • Unresolved contradiction on max win: 700x from the provider, 2,000x on SlotCatalog
    • No bonus buy: the game predates the feature becoming standard
    • Only 9 to 12 free spins, while Symbol Drop needs length to deliver anything

    Aloha! Cluster Pays in detail

    Aloha! Cluster Pays was released on 22 March 2016, the date NetEnt publishes on its own game page. Several secondary databases list 25 March instead: three days of drift with no practical consequence, but telling about the state of the data on this ageing catalogue. It was the studio's first title built around clusters rather than paylines, and it became the template for everything NetEnt produced in that register afterwards. The grid runs 6 reels by 5 rows, thirty positions in total. There are no lines: a win forms as soon as nine matching symbols touch horizontally or vertically, and a cluster can in theory cover the whole screen. The detail that changes everything is symbol size. The tiki masks, which are the premium symbols, occupy two positions each instead of one. A cluster of nine therefore builds far faster with them than with the low payers — coconuts, seashells, pineapples, flowers — which stand in for the usual card ranks here. The substitution symbol is a wooden crate marked with a question mark. It does not behave like a standard wild: it transforms into whichever adjacent symbol pays the most, which amounts to letting the game optimise the cluster for you. It can become any symbol except the Scatter, a postage stamp showing the game's own backdrop. The real engine of base play is Sticky Win Re-Spins. They trigger at random after a winning cluster: the cluster's symbols stay in place while everything else spins again. If the new draw enlarges the cluster, the added symbols lock in turn and another respin fires. The chain only stops when a respin adds nothing further, or when the cluster has filled the screen. None of those spins costs the player anything. Three to six Scatters trigger the free spins, awarding 9 to 12 rounds depending on the count, and the feature is retriggerable. It carries the Symbol Drop mechanic: as the rounds go by, the lowest-paying symbols are removed from the draw one at a time. The feature therefore gets mechanically better towards its end than at its start, which makes retriggers unusually valuable — a bare nine-spin trigger rarely gives the system time to do its work. On the numbers, NetEnt states 96.42% RTP, 700x the stake as maximum win, and a 21% hit rate. SlotCatalog holds a 2,000x ceiling instead: this page keeps the provider's value. On RTP, caution applies for a separate reason — this title belongs to the NetEnt catalogue shipped to operators in multiple tiers, and certified builds around 94% genuinely exist. Betting runs from €0.10 to €200 per spin. There is no bonus buy: the game predates the feature going mainstream, and NetEnt never revisited it.

    Aloha! Cluster Pays features

    • 6x5 grid with no paylines: thirty positions, a win from nine matching symbols touching, up to a single cluster covering the entire screen.
    • Tiki masks across two positions: the premium symbols are twice the size of the rest, which seriously shortens the path to a cluster of nine.
    • Substitution symbol: a wooden crate marked with a question mark that takes the value of the highest-paying neighbouring symbol, the Scatter excepted.
    • Sticky Win Re-Spins: triggered at random on a winning cluster, they lock the winning symbols and respin the rest while the cluster keeps growing, at no extra cost.
    • Free spins: 3 to 6 Scatters award 9 to 12 rounds, retriggerable during the feature itself.
    • Symbol Drop: during free spins the lowest-paying symbols are removed from the draw one by one, cleaning up the grid as the rounds progress.
    • 21% hit rate published by NetEnt: roughly one spin in five returns something, which fits the low volatility rating.

    Frequently asked questions about Aloha! Cluster Pays

    What is the RTP of Aloha! Cluster Pays?

    NetEnt publishes 96.

    42% on its official page, and that is the figure to treat as the reference. But this title is part of the catalogue shipped to operators in several tiers: certified builds around 94% exist and are live at some casinos. On a low-volatility game, where you easily rack up several hundred spins in a session, two and a half points of spread is felt. The rate actually applied appears in the game rules opened from within the casino, not on promotional listings.

    What is the maximum win?

    NetEnt states 700x the stake on its own game page, which is €140,000 at the €200 maximum bet.

    SlotCatalog shows 2,000x instead, and no third-party source settles the contradiction: this page keeps the provider's value. Either way the ceiling is modest by 2026 standards. That is the deliberate trade-off of low volatility and a high hit rate: the game pays often and small, not rarely and large.

    How do the clusters work?

    There are no paylines at all.

    A win forms as soon as nine matching symbols touch horizontally or vertically on the thirty-position grid, and a single cluster can in theory occupy the full screen. The tiki masks, the highest-paying symbols, each occupy two positions: they therefore count double when building a cluster, which explains why the game produces wins far more often than a nine-symbol minimum would suggest.

    How are the free spins triggered?

    You need at least three Scatters, a postage stamp showing the game's own backdrop.

    Three to six Scatters award 9 to 12 free spins respectively. The feature is retriggerable: fresh Scatters during free spins add more rounds. Since Symbol Drop improves the grid progressively, a retrigger is worth far more than its face value — it is often what turns an unremarkable feature into a profitable one.

    What is Symbol Drop?

    It is the mechanic specific to free spins.

    As the rounds go by, the lowest-paying symbols are removed from the draw, one at a time. The pool of available symbols shrinks, which mechanically raises the odds of forming a cluster with the remaining symbols, which are the expensive ones. In practice the final spins of a long feature are worth considerably more than the first ones, and that is the whole point of chasing a retrigger.

    What is the volatility and what stake should I pick?

    Volatility is rated low across every database consulted, and the 21% hit rate published by NetEnt backs that up.

    This is a long-session game, not a headline-hunting one: stakes span €0. 10 to €200 per spin, but going high makes little sense on a machine capped at 700x. A modest stake sustained over several hundred spins matches what the game actually does well.

    Is there a bonus buy on Aloha! Cluster Pays?

    No.

    The game came out in March 2016, several years before bonus buy became an industry standard, and NetEnt never published an updated build including it. Free spins are only obtainable through Scatters, and there is no ante bet option to raise their frequency either. It is one of the most visible marks of this title's age.

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    Slot sheet last updated on · Sources: slotcatalog.com, official provider sites, BetsRank hands-on testing