3 Oaks Gaming · Australian game review
Coin Volcano: stake and payout guide
Coin values may be displayed as stake multiples or money. Translate them once into the account currency before comparing the final feature total with a wallet credit.
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What happens in Coin Volcano
Coin Volcano puts the important decisions on a compact board. The middle row triggers entry; the whole three-by-three grid then matters during Hold & Win. Collector coins, mystery symbols and volcano cells add different kinds of value, so recognising the function of a symbol matters more than simply counting gold discs.
A full-board jackpot is a fixed multiple
The provider identifies the Grand as 500× for a filled board. That is a stake-based prize tier, distinct from a network progressive jackpot that changes as other players contribute. The amount shown on a screen therefore depends on the stake and display currency.
The active row and the bonus grid are different views
The base presentation centres on the middle line. Once the feature starts, held symbols occupy positions across the grid and the respin counter becomes the key progress indicator. A nearly full grid is a picture of the current feature state, not a promise that its last empty position will fill.
Read a result in Australian dollars
The following worked example isolates one operation so the calculation can be followed. The stake and values are constructed inputs, separate from any account promotion or recorded result.
A$0.80 × 500 = A$400.00 for the specified fixed jackpot tier. This example does not combine other collected amounts or state a trigger probability.
Landed bonus coins stay for the Hold & Win round. New qualifying bonus symbols reset the respin counter under the feature rules.
A round can settle in the game currency while the funding transaction began in another currency. The final game return belongs in the round history; a processor charge belongs in the payment record. Use the two records together when explaining a balance change. This matters especially when a retained-symbol feature shows many interim values before one final total.
Coin Volcano screens and controls
Start with the occupied positions and the remaining feature counter. A coin label, a jackpot label and a collector can occupy similar-looking positions while performing different roles. Follow the final values shown after a modifier rather than adding the earlier labels again.
A collector is not another fixed-value coin
The collector gathers the eligible cash and jackpot values described in the help screen. Mystery symbols reveal other prizes, while volcano cells can apply multipliers to positions. These operations should be followed in the order the game displays them rather than assumed to be repeated indefinitely.
Coin Volcano compared with Coin Volcano 2
These two titles are connected by their feature family or the way their game states develop. The useful comparison is the specific rule in each row: a shared theme, jackpot label or provider does not make the two games interchangeable.
| Comparison point | Coin Volcano | Coin Volcano 2 |
|---|---|---|
| Developer | 3 Oaks Gaming | 3 Oaks Gaming |
| Layout | 3 columns × 3 rows | 3 columns × 5 rows |
| Feature entry | Three symbols on the active middle row start three respins | The completed middle row starts three respins |
| Persistent state | Landed bonus coins stay for the Hold & Win round | Bonus coins remain in their cells during the feature |
| Main mechanism | Volcano multiplier cells and a coin collector | A taller coin board with volcano multipliers and collectors |
Read the Coin Volcano 2 review for its own screenshots and worked example.
The numbers behind the round
Start with the total stake, then follow the feature and the amount finally credited. This SM Pay review connects the published rules to the balance records an Australian reader would use to understand a round. Amounts in the worked examples are in Australian dollars; the actual account currency belongs in the game’s own display.
A useful record contains four items together: the selected stake, any separately priced mode, the round identifier and the settled return. A sequence of cascades or respins can look like many actions while still belonging to one original round. Match the complete result to the account history before interpreting the individual animations.
For a payment comparison, keep the game’s result separate from the cost of moving money. A currency conversion, deposit deduction or withdrawal fee changes the amount received by an account, but it does not change the game’s paytable. The related payment guides below explain how to compare those stages without counting the same amount twice.
Follow occupied cells and the remaining counter
The feature begins from a defined board state. Landed bonus symbols can remain in their positions while empty positions continue to take part in the respin sequence. A new symbol, collector or modifier may change both the amount displayed and the counter. Record those as separate changes: the number of occupied cells is not itself a cash value.
Questions about Coin Volcano
What starts the main feature?
Three symbols on the active middle row start three respins. Volcano multiplier cells and a coin collector.
What stays on screen during the feature?
Landed bonus coins stay for the Hold & Win round. New qualifying bonus symbols reset the respin counter under the feature rules. This retained information explains why a later result may depend on earlier stages of the same feature.
Which RTP and prize figure belongs to this edition?
Use the current game’s help screen. The published prize reference is 500× Grand jackpot for a full grid. Match both to the full game title and selected help-screen configuration.
How should an Australian-dollar example be read?
A$ denotes Australian dollars in this article’s constructed calculations. The actual game can display another account currency. Use the currency code and the total stake shown by that game when translating a stake-based value.
Compare the game identity, available account options and the current written terms on the destination site.
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Game specifications were checked against the developer material for the full title shown above. The release date identifies the product edition; the article update date identifies this review.