Keep 'em Cool Slot Review
by Hacksaw GamingReleased Mar 9, 2023
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Frozen symbols thaw through three states across cascades while Cocktail Glass re-freezes winners. Beach-themed 5x5 cluster game with a 31% hit rate.

Specifications
| Game Type | Slots |
|---|---|
| RTP | 96.19% |
| Volatility | Medium |
| Max Win | 5,000x |
| Grid | 5x5 |
| Paylines | Cluster Pays (5+ connected symbols) |
| Min Bet | $0.1 |
| Max Bet | $100 |
| Hit Freq | 31.12% |
Keep 'em Cool Slot Overview
Every symbol in Keep 'em Cool is fully frozen, half-frozen or unfrozen, and that state decides only one thing: whether it survives the next clear-out.
When wins resolve, every unfrozen symbol on the grid is removed — not just the winning cluster, the whole board. Anything frozen stays. And then everything that survived thaws one step, so a fully frozen symbol lives through two sweeps and is vulnerable on the third.
It is a persistence mechanic with a countdown built into it, and freezing has no effect on payouts whatsoever. A frozen premium symbol pays exactly what an unfrozen one does. What it buys is time.
5x5 cluster pays, 96.19%, and a 5,000x ceiling reachable only inside the bonus.
Theme & Design
A summer picnic with cold drinks. Cocktail glasses, a blender and picnic baskets do the mechanical work, and the symbol states are shown on the symbols themselves so you can read at a glance which parts of the board are about to be swept away.
Our look at the game recorded the mechanics rather than a full visual tour, so the honest description stops there. What matters is that fully frozen, half-frozen and unfrozen are visually distinct — on a game where survival depends entirely on which state a symbol is in, that legibility is the whole interface.
Symbols & Paytable
| Symbol | Payout |
|---|---|
| Premium symbol | 5,000xCluster of 21 or more, which is the game's entire maximum win. 1,500x at 19-20 |
| Third high symbol | 2,000xCluster of 21 or more. 1,000x at 19-20 |
| Second high symbol | 1,000xCluster of 21 or more. 750x at 19-20 |
| First high symbol | 800xCluster of 21 or more. 600x at 19-20 |
| Three low symbols | 400x to 600xCluster of 21 or more |
Features & How They Work
Three states, and a two-step thaw
Every paying symbol is fully frozen, half-frozen or unfrozen. When a winning cluster forms, the unfrozen symbols in it are removed — and then every remaining unfrozen symbol on the entire grid is removed too, whether it won anything or not.
Frozen and half-frozen symbols stay put even if they were part of a win. But after each removal everything that survived thaws one step: fully frozen becomes half-frozen, half-frozen becomes unfrozen.
So freezing is a two-clear stay of execution rather than permanent protection. And crucially it does not change what a symbol pays — frozen variants have identical values. You are buying time on the board, nothing else.
The cocktail glass resets the clock
When a win occurs while a cocktail glass is on the grid, every symbol of the winning type is re-frozen back to fully frozen, resetting its timer. Several symbol types can be re-frozen at once.
The glass carries a number showing how many re-freezes it has left, starting at a maximum of five, and it disappears after its last one. It is a limited battery for keeping a board alive, and running it dry is what ends a good sequence.
The blender builds a cluster that never existed
When the blender lands it picks one symbol type and absorbs every instance of it. New symbols drop in, and it keeps absorbing that type until none remain — so repeated drops keep feeding it.
At the end of the spin it pays a prize equal to a cluster of the total it absorbed, starting from a count of two and adding one for every symbol taken.
Which means it manufactures a cluster out of symbols scattered across several drops that never connected on the board at all. Given that the top paytable band needs twenty-one symbols and pays 5,000x, a long absorption chain is the most direct route to the ceiling.
The bonus is collected, not landed
Picnic basket scatters accumulate in a meter during the base game rather than needing to land together, and three collected in the same round trigger the bonus.
Each basket then reveals a value between three and five, and the free spins awarded are the sum — so anywhere from nine to fifteen spins. Additional baskets during the round award another two to five spins each.
Inside the bonus, cocktail glasses and blenders both land more often, and this is the only place the 5,000x maximum can be reached.
Blender FeatureSpins
Three buy options: BonusHunt FeatureSpins for a fivefold bonus chance, direct entry to the Sunset Picnic round, and Blender FeatureSpins guaranteeing a blender symbol on every spin — which on this game is the most direct purchase available. Prices are set per operator.
Screenshots

How Keep 'em Cool Plays
Seven paying symbols across twenty-five cells means clusters form readily, and with eleven payout bands almost everything registers. But the low bands pay a fraction of a stake, and the value is stacked hard at the top — twenty-one symbols on the premium is the whole maximum win.
What makes the game distinctive is that you are managing a board rather than watching one. Frozen symbols are assets with an expiry date, the cocktail glass is a resource you spend, and every clear-out is a question of what survives it. That is a genuinely different rhythm from a standard cascade game.
The blender is the moment worth waiting for, because it does something no cluster mechanic normally allows: it pays you for symbols that were never adjacent. A long absorption chain assembling a twenty-plus count is where this game's ceiling actually lives.
Pros & Cons
Pros
- Three symbol states with a two-step thaw, so freezing buys time rather than value
- Unfrozen symbols are swept from the entire grid, not just the winning cluster
- The cocktail glass re-freezes whole symbol types, resetting their timers, up to five times
- The blender pays a cluster equal to everything it absorbed across repeated drops
- Eleven payout bands, with the premium paying 5,000x at twenty-one symbols
- The bonus trigger collects baskets in a meter rather than needing them to land together
Cons
- The maximum win can only be reached inside the bonus round
- Freezing has no effect on payout values at all
- Only seven paying symbols in total
- No volatility rating is published, and buy prices are not listed
Is Keep 'em Cool Worth Playing?
The freezing system is a properly original idea. Making persistence a two-step countdown rather than a binary sticky state means every frozen symbol is an asset you are watching expire, and sweeping the entire grid of unfrozen symbols rather than just the winners turns each resolution into a question of what is left standing.
The blender is the other genuinely clever piece. Paying a cluster equal to everything it absorbed, across drops where those symbols were never adjacent, is a way of manufacturing a large win from a scattered board — and on a paytable where twenty-one symbols pays the entire ceiling, that matters enormously.
A 5,000x maximum reachable only in the bonus is a limitation, and freezing buying no extra value will disappoint anyone expecting frozen symbols to pay more. But this is thoughtful, unusual design with a rhythm all its own.
Frequently Asked Questions
How do the frozen symbols work?
Do frozen symbols pay more?
What does the cocktail glass do?
How does the blender work?
How is the bonus triggered?
Can you play Keep 'em Cool for free, and what is the age limit?

Reviewed by Arina, PR & Content Manager
PR & Content Manager at SlotsReach
Published 8 Aug 2026 · Updated 8 Aug 2026