Coin UP Volcano Slot Review

Molten lava doesn't always slowly crawl towards parked cars. Hawaiian volcanoes 🌋 throw chunks of liquid rock clean into the air, and those chunks cool fast enough on the fall to harden into glass before they ever touch ground.

Locals call them Pele's tears 🔥, after the volcano goddess, and once a flow settles people pick them off black-sand beaches like loose change nobody bothered to collect.

That's the exact trick running here: stuff rains out of a cone and none of it means anything until somebody sweeps it up.

This is Coin UP Volcano slot from 3Oaks, where coins 🪙 and jackpot pieces pour out beside the reels and count for precisely nothing until a collection lands at the end of a Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). round.

Gameplay

Before the math, a note on the look: the screen hands its whole left side to a lit volcano graphic, all orange cracks and glow, with the board of coin and jackpot symbols sat beside it.

Five jackpot labels ride above in gold plaques, and the board itself runs deep purple until a Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). round scorches it over to lava texture.

It's a tight, single-color presentation, one glowing volcano graphic doing all the work of carrying the theme by itself.

You're playing a 4x3 grid with no traditional paylines. The RTPRTP stands for “Return to Player.” The RTP describes the total bet amount that a game returns to players over millions of spins, and that figure is represented by a percentage. Table games, such as Roulette, typically have higher RTPs than many slots.

RTP needs to be considered in conjunction with a game’s volatility rate. sits at 95.78%, the volatility lands medium/high, and the game caps out at a max multiplier of 4,792x for a max win of $258,768.

Every coin and jackpot piece sitting on that board is worth exactly nothing by itself. Line up 4 of them on an active row and that's your ticket into Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too)., not a payout.

Bets run $0.10 to $54 a spin. Switching from 1 to 3 active lines triples your bet and improves your odds of triggering Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too).: you're paying 3x for better trigger frequency, nothing more.

The game blocks Australian dollar and Japanese yen play, so that's two currencies out.

The 5 jackpot tiers above the board are Royal at 1,000x, Grand at 500x, Major at 50x, Minor at 20x, and Mini at 10x.

Mini, Minor, and Major pull double duty as symbols that land on the reels, each paying its labeled multiplier once you collect it.

Royal and Grand break from that script entirely. There's a running tally hiding in the two side columns marked Grand, ticking up toward 24 no matter what symbol lands in them.

Hit 12 and the Grand Jackpot pays out. Get all the way to 24 and the Royal Jackpot pays too, and if that 24th symbol happens to be the one that completes the count, you're pocketing both at once for 1,500x.

Down at the base of the paytable sit four plain gold Coin symbols worth 1x, 2x, 3x, and 4x. A Coin Up symbol landing above a 4x Coin during Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). pushes it into a red Sticky Coin worth 5x.

Sticky Coins also turn up at random in the base game and glue themselves to the reels until a Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). round fires.

The Mystery symbol is that same red orb doing its one party trick: crack it open at the end of a round and it becomes almost anything else on the board, everything except Sticky Coin gets left out of the raffle.

Its upgraded cousin, the Mystery Jackpot symbol, only ever turns into a Mini, Minor, or Major Jackpot symbol: a narrower pool, and a better one.

Features

HOLD AND WIN:

Step into Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). and the clock starts at 3 re-spins on that same 4x3 board, with every symbol that lands glued down for good.

Every fresh symbol, aside from an Up or Super Up, buys the round 3 more re-spins right back, and that cycle only breaks once the count finally hits zero.

Reel Up

Up on their own private row above the board, Reel Up and Super Reel Up exist purely to pick locks. Land the standard version and the lowest locked cell in that single reel springs open.

Super Reel Up does the same trick across every reel at once, cracking the whole bottom row of locks open in one go.

Coin Up

Coin Up and Super Coin Up raise the value of every Coin symbol sitting below them, walking a coin from 1x through 4x, then into a 5x Sticky Coin symbol, then finally into a Mystery Jackpot symbol.

Coin Up hits a single reel; Super Coin Up hits all of them.

Multi Up

Multi Up and its Super version work like a tax collector in reverse: land one and it slaps a multiplier on every symbol sitting below it, stacking on top of whatever else you've already picked up that round.

None of it pays until the round ends, so what you're doing is inflating a number you can't bank yet. Multi Up covers a single reel, Super Multi Up covers the lot.

Mystery Up

Mystery Up and Super Mystery Up promote any Mystery symbol into a Mystery Jackpot symbol, a single reel for the standard version, the whole board for the Super.

That's you swapping a symbol that could become nearly anything for one that can only become Mini, Minor, or Major.

Coin Collect

Coin Collect is the moment everything gets cashed in: it gathers every Coin and Jackpot prize sitting on the board right then, running your multipliers through the total first, then plants itself for whatever's left of the round.

This is the symbol that turns a loaded board into actual money, and nothing else in the round pays until it lands.

BUY BONUS:

Skip the grind altogether and the Buy Bonus will sell you a seat straight into Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too).: 30x your bet buys the standard board, 75x buys one stuffed with extra Super Up symbols, and 150x buys the fullest load 3 Oaks offers.

Performance

I ran a long session on Coin UP Volcano slot, back-to-back through Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). rounds, and hit no lag or dropped animations.

Maximum Win

At the top bet of $54, the game's max win is $258,768, reached through a max multiplier of 4,792x, with the smallest bet sitting at $0.10.

Conclusion

Follow the money in the game and it all funnels through a single symbol. Coin Collect is the toll booth: every Coin and Jackpot value on the board passes through it, Multi Up stacking already baked in, before anything gets paid.

The base game itself pays nobody a cent. Its entire job is stacking symbols for that one collection, which is the whole economy of the game in a sentence.

Reaching the max multiplier means loading the board heavily before Coin Collect lands, stacking Super Multi Up multipliers across every reel, and catching Royal and Grand together for 1,500x on top of all that.

Let's be honest, that's a lottery ticket, not a session target. The saving grace is that the max multiplier roughly matches the medium/high rating rather than promising a moonshot the volatility can't back up.

Don't expect the RTPRTP stands for “Return to Player.” The RTP describes the total bet amount that a game returns to players over millions of spins, and that figure is represented by a percentage. Table games, such as Roulette, typically have higher RTPs than many slots.

RTP needs to be considered in conjunction with a game’s volatility rate. to carry you through a marathon session. This is a short-burst, well-funded-bankroll kind of game, not one built for grinding it out.

The Buy Bonus gives you 3 doors into Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too)., standard board up to the heaviest Super Up load.

None of the 3 tiers discount anything; you're paying to skip the wait. Worth it if you're after the Hold and WinThis feature plays out on a new screen. Typically, you get 3 re-spins (which could be re-triggered), and the triggering symbols usually stick to the position on which they land. Your objective is to land as many symbols as possible on the grid (you could land blank tiles, too). round itself, not if you're doing the math on expected value.

This suits players who want a patient feeding game built around a single collection moment and are comfortable with the base game paying them nothing while they wait.

Anyone who wants a slot that pays outside of a single bonus-triggered feature should look elsewhere.

Slot Details

Game Provider: 3Oaks
Game Type: Video Slots
PaylinesPaylines are preset lines that run across the reels, and when you land matching symbols on them, that will result in a payout. The more paylines, the more ways you can win, but also the higher your bet per spin.: N/A
RTPRTP stands for “Return to Player.” The RTP describes the total bet amount that a game returns to players over millions of spins, and that figure is represented by a percentage. Table games, such as Roulette, typically have higher RTPs than many slots.

RTP needs to be considered in conjunction with a game’s volatility rate.: 95.78%
Volatility RateSlot games can have low, medium, high, or extremely high volatility rates (or a combination thereof).

The less volatile the game, the more often it should pay out, but the lower the amount, the less the payout, as this is in keeping with the risk you’re taking. Volatility rate should be considered in conjunction with a game’s RTP.: Medium/High
Bonus Round: Yes
Progressive: No
Free Rounds: Re-spins
Max Multiplier: 4,792x
Max Win: $258,768
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