Captain Jack’s Pots Slot Review
Half of Captain Jack’s treasure cave is underwater, and the game built inside it works the same way: the good stuff sits below the surface, and most of your spins are spent diving for it. That’s the honest shape of this game – a thin base game propped up by consolation prizes, wrapped around one of the more generous free spins rounds you’ll find on a 20-line grid.
SpinOn have essentially bet everything on that round paying off, and the four stacking modifiers inside it are the reason to be here. The game runs on a 5×3 grid with 20 paylines, high volatility, and stakes from €0.20 to €12 per spin. It sits in the studio’s catalogue alongside Captain Cashmap, Aurora Storm and Zappin’ Zeus. Whether the treasure cave gives anything back is what the rest of this comes down to.
Base Game & Features
The base game is a straightforward 20-payline set-up: three or more matching symbols from the left on a winline pays, and only the highest combination on each line counts. Wilds appear, doing the usual substitution work on the reels they occupy, and they’ll stand in for anything except the Bonus symbol.
The premium symbols carry the theme: alongside the Jack’s Pots logo there’s a Ship, a Compass fused with a Clock, and a Ship’s Wheel, each paying from two-of-a-kind. The royals – A, K, Q, J and 10 – need three and pay progressively less. It’s a familiar ladder, with a hit rate of 46.71% keeping the reels ticking between the bigger moments.
Symbol Values
The paytable is top-heavy: the Jack’s Pots logo pays a long way ahead of everything else, and the royals are thin. Values per symbol, as multiples of the line stake:
- Jack’s Pots logo – 0.25x for two, 1x for three, 10x for four, 25x for five
- Ship – 0.1x for two, 1x for three, 7.5x for four, 12.5x for five
- Compass/Clock – 0.1x for two, 0.75x for three, 5x for four, 10x for five
- Ship’s Wheel – 0.1x for two, 0.5x for three, 2x for four, 6x for five
- A, K – 0.25x for three, 1x for four, 4x for five
- Q, J, 10 – 0.1x for three, 0.5x for four, 3x for five
The spread is worth reading twice. The gap between the logo and the low cards is the widest on the table, and the middle tier is compressed: the Ship and Compass/Clock sit close together near the top, while the Ship’s Wheel drops away sharply at the top end.
X-POT Modifiers
The base game’s real hook is the X-POT system. At the end of any losing spin, one of five X-POT modifiers can trigger, awarding a cash multiplier from the row of banner plaques displayed above the reels, each marked with a coloured gem. It’s a consolation mechanic, but on a high volatility game it keeps the reels from going fully quiet between bonus rounds.
Because the awards fire after a losing spin rather than replacing a win, they’re pure upside: the losing result stands, and the X-POT cash lands on top of it. Five tiers means the size of the consolation varies too, from a token refund-level payout up to something that can outdo a decent winline.
The published RTP for this game is 94%.
Captain Jack’s Pots: Shipwreck Bonus & Free Spins
The main event is the Shipwreck Bonus, triggered by landing Bonus symbols anywhere across the five reels – they don’t need to sit on a payline. The more you land, the bigger the round:
- 3 Bonus symbols – 10 free spins
- 4 Bonus symbols – 15 free spins
- 5 Bonus symbols – 20 free spins
What makes the round interesting is that four separate modifiers can be awarded on any spin during it, each capable of turning an ordinary result into a large one. They don’t land every spin, but any of the four can arrive at any point in the round.
Shiver Me Timbers Multiplier
A multiplier between 2x and 100x is awarded on a spin and applied to any win on that spin. It’s the simplest of the four and, at the top end, the most valuable: a 100x multiplier applied to a five-logo winline is the round’s biggest single possibility.
Colossal Wreck
A random colossal symbol can land anywhere on the reels.
Cannonball Wilds
Up to 5 wild reels can be awarded on a single spin. Five wild reels is effectively the maximum possible grid, and even two or three of them will usually connect something across the 20 lines.
Reel Treasure
Mystery symbols land and then reveal one chosen symbol across every position they occupy. With enough of them, this converts a dead board into a full-screen pay in a single reveal.
The four modifiers share one round, so a single free spins session can chain them: a Reel Treasure reveal multiplied by Shiver Me Timbers on a spin that also landed a colossal wild reel is the combination the round is built around. Landing the round with five Bonus symbols doubles the spin count from the three-symbol trigger.
More spins means more chances for each modifier to hit, which is why the five-symbol trigger is worth chasing even from the base game’s thin pickings.
Our Honest Verdict
Overall Rating: 7.1/10
This is a waiting game, plainly. You spin, the X-POT plaques toss you the occasional bone, and you wait for the Shipwreck Bonus – which is the one reason anybody picks it over a friendlier 20-liner. The round itself is the best thing here by a distance: four modifiers that can land on the same spin and compound, with a 100x multiplier that turns an ordinary hit into something memorable.
The flip side is that everything outside that round is lean to a fault. The base paytable tops out modestly, the gaps between bonuses are long. That’s a lot of unanswered questions for a high volatility title.
It’s a good fit for players who enjoy the long build and can sit through a quiet spell for one shot at a stacked bonus round. Anyone who wants regular wins to show for their session will find the cave stays flooded longer than they’d like. For the patient ones, though, there’s real treasure at the bottom.
Captain Jack’s Pots FAQs
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How do you trigger free spins in Captain Jack’s Pots?
Landing 3, 4 or 5 Bonus symbols anywhere across the reels triggers the Shipwreck Bonus – the symbols don’t need to sit on a payline. Three Bonus symbols award 10 free spins, four award 15, and five award 20. -
What are the X-POT modifiers in Captain Jack’s Pots?
X-POT modifiers can trigger at the end of any losing base game spin, awarding one of five cash multiplier prizes displayed above the reels, each marked with a coloured gem. The losing result stands and the X-POT cash lands on top of it. -
What is the Shiver Me Timbers multiplier?
It’s a free spins modifier. When it hits, the spin’s win is boosted by a multiplier that ranges from 2x all the way up to 100x. -
What does the Colossal Wreck modifier do?
During free spins, Colossal Wreck can land a random colossal symbol anywhere on the reels. The colossal symbol counts as the same icon in every position it covers, so a full-height block can complete premium wins across several paylines at once. -
Is Captain Jack’s Pots high volatility?
Yes, it’s a high volatility game. The base paytable outside the logo symbol is small, and the bigger potential sits in the free spins round. -
How many paylines does Captain Jack’s Pots have?
It has 20 paylines on a 5×3 grid, with wins paying for three or more matching symbols from the left and only the highest combination per line counting. -
What is the minimum and maximum bet on Captain Jack’s Pots?
Stakes run from €0.20 to €12 per spin. -
Who makes Captain Jack’s Pots?
Captain Jack’s Pots is made by SpinOn.

