Playio
Playio
Get in
Review this high-volatility slot

Hot Tuna at Playio Casino: RTP and game mechanics explained

Pragmatic Play's ocean-themed slot uses 10 paylines across 5 reels. Base game leads to free spins where wild symbols unlock multipliers. The standard RTP is 96.53%, with high volatility meaning wins come less often but can be substantial.

Fuel My Account Must be 18 or older to participate. Full terms on site.
Staff Favourite
John Hunter And The Book Of Tut
John Hunter And The Book Of Tut
Pragmatic Play
Start the Hunt
Hot Tuna explained

How does Hot Tuna work?

When wins come, they are big
Hot Tuna is a five-reel, three-row fishing game where you chase wins across ten paylines. Symbols include a squid, sushi rolls, treasure chest, seahorse and tuna school. The game launched in 2026 with Chinese and Japanese ocean themes woven through its design. In the base game, wild symbols do not appear, but money symbols show random values each spin. Wins arrive less often here but can be significantly larger when they land, which defines the high-volatility experience.
You need patience and depth
High volatility suits players comfortable with longer dry spells between wins and who hunt bigger payouts. You need patience and a bankroll built for extended sessions. The slot adapts to different bet sizes, from A$0.05 to A$480, so you can scale your stake to match your session goals. The ante bet option doubles your total stake and increases how often the scatter symbol lands, letting you reach the bonus round faster if you choose that route.
Hot Tuna free spins unlock the multiplier
Free Spins reshape how the game plays. You trigger ten, fifteen or twenty free spins by landing three, four or five scatter symbols. During free spins, wilds activate on every reel and each one awards an extra spin plus collects all unclaimed money values on the board. A meter fills as money symbols stack up, and when it reaches full, you earn ten more free spins. After your first retrigger, a times-ten multiplier unlocks. This mode is where the slot's biggest wins form.
Hot Tuna at a glance

Before you spin: the core facts

Game maker: Pragmatic Play

Pragmatic Play built this title, bringing its design style to the ocean-fishing theme.

Return to player: 96.53%

On average across many spins, 96.53 percent of all stakes wagered come back to players.

Win pattern: high

Wins arrive less often but land much bigger when they do come.

Reels and paylines: 5x3

Five reels across three rows create ten left-to-right paylines where matching symbols pay.

Top payout multiple: x2 500

The highest possible win is capped at 2500 times your bet per spin.

Maximum cash win: A$1 200 000

At the highest allowed bet of A$480, the cap reaches A$1,200,000 in a single spin.

Release date: 01/01/2026

Hot Tuna arrived in January 2026, bringing the latest Pragmatic Play mechanics to Playio.

Round mechanics

How a spin unfolds on Hot Tuna

Playio Casino breaks down each stage of a round so you know what to expect before you spin.

  1. 1

    Choosing your bet amount

    You select your stake from A$0.05 up to A$480 per spin. Toggle the Ante Bet option to double your total bet and boost how often the Scatter symbol lands.

  2. 2

    Matching symbols, paying lines

    Wins form across the 10 paylines when you land three or more matching symbols from left to right. Squid pays with just two symbols; all others need at least three.

  3. 3

    Money symbols waiting to pay

    Most spins in the base game show the Money symbols (Tuna School), which display random values each time but only get paid during the Free Spins round. The Wild does not appear in the base game.

  4. 4

    Scatter symbols trigger bonuses

    Land three, four or five Scatter symbols to unlock 10, 15 or 20 Free Spins. The Wild becomes active during this bonus round, and each Wild you hit adds one extra spin and collects all your uncollected Money symbols.

  5. 5

    Protect your session

    Set deposit limits, loss limits or session reminders through Playio Casino before you start. You can also use the National Self-Exclusion Register or contact Gambling Help Online to pause play.

Start Playing
See it first
All Tables

Hot Tuna runs on a 5x3 grid

You'll know what the reels, symbols and bonus screens look like before placing your first bet.

Scatter symbols fill the screen during bonus
Deal
Scatter symbols fill the screen during bonus
Base game shows five reels and ten paylines
Deal
Base game shows five reels and ten paylines
Wild symbols activate during Free Spins
Deal
Wild symbols activate during Free Spins
Money symbols display random values each spin
Deal
Money symbols display random values each spin
Hot Tuna Paytable

What each symbol pays

Squid

2+ = A$0.40, 3+ = A$5, 4+ = A$20

Sushi Rolls

3+ = A$3, 4+ = A$15, 5+ = A$100

Treasure Chest

3+ = A$2, 4+ = A$10, 5+ = A$50

Seahorse

3+ = A$2, 4+ = A$10, 5+ = A$50

Tuna School

3+ = A$1, 4+ = A$5, 5+ = A$20

Trigger the bonus

From scattered wins to collected money

You'll understand when Free Spins start and how to reach the maximum win.

  1. 1

    Hot Tuna Free Spins rules

    Land three, four or five Scatter symbols to start 10, 15 or 20 Free Spins. Wild symbols activate during this round on all reels, each landing awards one extra spin and collects all Money values. A CATCHES meter fills as uncollected Money symbols land, retriggering 10 more Free Spins per metre fill.

  2. 2

    Building your bet before the bonus

    The base game runs on a 5x3 grid with 10 left-to-right paylines. Wild symbols don't appear here. Money symbols show random values each spin but only pay when collected during Free Spins. Ante Bet doubles your stake and increases how often Scatter symbols land.

Start Playing
What you gain by staying
All Tables

Other Pragmatic Play titles in our lobby

Discover what else Pragmatic Play offers on this site when you want a new angle on high volatility gaming.

Muertos Multiplier Megaways
Deal
Muertos Multiplier Megaways
Pragmatic Play
Big Bass Splash
Deal
Big Bass Splash
Pragmatic Play
Sugar Rush Xmas
Deal
Sugar Rush Xmas
Pragmatic Play
Dragon Kingdom
Deal
Dragon Kingdom
Pragmatic Play
Sweet Bonanza 2500
Deal
Sweet Bonanza 2500
Pragmatic Play
The Dog House Multihold
Deal
The Dog House Multihold
Pragmatic Play
Firebird Spirit
Deal
Firebird Spirit
Pragmatic Play
Gem Elevator
Deal
Gem Elevator
Pragmatic Play
What you cannot predict

What Hot Tuna will not tell you in advance

You cannot schedule the bonus

The bonus round arrives by random chance. No pattern predicts when it will land, and you cannot count on it appearing within any number of spins.

Expect randomness in your play

Your session result is random regardless of RTP. The return to player figure describes long-term payback across all players, not what happens to you today.

Accept that the maximum is distant

Hot Tuna's maximum win of A$1,200,000 is a theoretical ceiling reached extraordinarily rarely. Most sessions end far below it, and many end with a loss.

Paid feature options

Choose how to spend before your first spin

Skip to the bonus round
A$500 (x100)
Buy Free Spins skips the base game and takes you straight to the bonus round. At a A$5 bet, this costs A$500 and awards 10 Free Spins to start with the bonus meter running.
Double your stake, chase scatters
A$5 → A$10
The Ante Bet doubles your total stake to A$10 at a A$5 base bet, raising the cost per spin. In return, the reels show SCATTER symbols more often, making the bonus trigger more likely.
What returns to players

Standard game returns A$96.53 per A$100

RTP 96.53% · Standard game and bought Free Spins

Return to you per A$100: A$96.53 · Casino edge per A$100 wagered: A$3.47

2 ways to experience it

Decide how you want to experience this slot

Explore without risk

Spin the reels with free credits and no winnings. You see every feature, symbol and bonus round the slot offers, so you understand the game before you stake real money.

Play demo

When you are ready

Place a real bet and all your wins cash out to your account. Each spin plays the same way as the demo, but now the outcome matters and your stake is on the line.

Play for money
Hot Tuna questions

Your questions about Hot Tuna answered

Can I buy free spins on Hot Tuna?
+
Yes. You can buy free spins directly on Hot Tuna at a cost of 100 times your bet. At a A$5 bet, that's A$500 per purchase. Buying free spins activates the bonus round immediately.
What RTP does Hot Tuna pay in Australia?
+
Hot Tuna runs at 96.53% RTP. This figure applies whether you play the base game or purchase the free spins bonus. The RTP is calculated across all bets placed at this rate.
Can I play Hot Tuna without spending money?
+
Yes. You can try Hot Tuna in demo mode on this page. Demo play lets you see how the game runs and how bonuses trigger, with no real money wagered and no winnings to collect.
Can I expect frequent wins on Hot Tuna?
+
Hot Tuna is a high volatility slot, which means wins come less often and can be much bigger when they land. You'll need patience between winning spins, but the payouts can be substantial.
What if I want to bet more or less on Hot Tuna?
+
You can bet from A$0.05 up to A$480 per spin. Most players choose bets between A$1 and A$5. The bet size you pick changes the cost of buying free spins and the value of any wins.
Can I trigger free spins on Hot Tuna in the base game?
+
Free spins start when you land three, four or five Scatter symbols anywhere on the reels. Three gives 10 free spins, four gives 15, and five gives 20. You can also buy them directly.
Player safeguards

When the game ends, you decide

You'll know how to play Hot Tuna safely and recognise when to step back.

Set your budget upfront
Decide what you can afford to lose on Hot Tuna before your session starts. Stick to that amount and treat it as the cost of your entertainment, not money you expect to recover.
Stop point, set in advance
Plan when you'll stop playing before you begin, not after a big win or a losing run. Win or lose, a session end keeps your play in balance and prevents the game from running your night.
Deposit and loss limits matter
Use your account's deposit limits and loss limits to make your spending automatic, not a choice you remake every spin. These tools work quietly in the background while you play.
Fun ends, playing must too
If Hot Tuna stops being fun or you notice yourself chasing losses, take a break or contact BetStop National Self-Exclusion Register to step away from all gambling in Australia.