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Launched in 2020, Big Bass Bonanza was released by Pragmatic Play to compete with Blueprint Gaming’s popular Fishin’ Frenzy series. And in almost an instant, one of the biggest slot game franchises in the world was born…

In a remarkably short period of time, fishing slots have become a staple of online casinos. They’re so popular that just about every slot game developer has dipped their toe into these waters, although none has managed to net such a big catch as the Big Bass Bonanza games.

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Best Big Bass Bonanza Slots

  1. Big Bass Amazon Xtreme online slot by Pragmatic Play

    Big Bass Amazon Xtreme

    Pragmatic Play
    • 96.07% RTP
    • High volatility
    • 10,000x stake max win

    It’s about time we had another instalment from the Big Bass collection! Every so often we wonder how the cheery-looking fisherman is getting on and now we know he’s searching for a scaly catch in the Amazon River. In Big Bass Amazon Xtreme, there are familiar cash amounts stapled to the fish, free spins with loads of modifiers and a 10,000x max payout.

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  2. Big Bass Splash online slot by Pragmatic Play

    Big Bass Splash

    Pragmatic Play
    • 96.71% RTP
    • High volatility
    • 5,000x stake max win

    Everyone's favourite fishing series is back, but this time with added monster trucks! Developed by Pragmatic Play's Reel Kingdom, this fishing slot plays on 5-reels with 10 paylines.

    Big Bass Splash adds a dash of Americana to the traditional format with a cowboy-looking fisherman as well as free spins leading to wins of up to 5,000x the stake.

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  3. Big Bass Bonanza online slot by Pragmatic Play

    Big Bass Bonanza

    Pragmatic Play
    • 96.71% RTP
    • Medium-High volatility
    • 2,100x stake max win

    Within the iGaming world, there are two huge fishing franchises and Big Bass Bonanza is one of them. Developed by Pragmatic Play's Reel Kingdom, Big Bass Bonanza plays on 5-reels with 10 paylines and medium-high volatility.

    Everything revolves around the bonus feature in this slot as that's where the real fun begins. When you trigger the free spins round, you can gain multipliers of up to x10 and instant cash prizes collected. Grab a cold one and get your bait ready for Big Bass Bonanza.

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  4. Big Bass Bonanza Megaways online slot by Pragmatic Play

    Big Bass Bonanza Megaways

    Pragmatic Play
    • 96.70% RTP
    • High volatility
    • 4,000x stake max win

    The Big Bass Bonanza series is back and bigger than ever with Big Bass Bonanza Megaways. Everyone's favourite series is back but with added Megaways this time.

    Developed by Pragmatic Play, this fishing slot plays on 6-reels with 46,656 ways to win as well as free spins and multipliers leading players to the biggest catch!

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  5. Christmas Big Bass Bonanza online slot by Pragmatic Play

    Christmas Big Bass Bonanza

    Pragmatic Play
    • 96.71% RTP
    • Medium-High volatility
    • 2,100x stake max win

    For those of you who love fishing and Christmas - this is the perfect slot for you. Christmas Big Bass Bonanza brings in the brilliance from the Big Bass Bonanza series and turns it up to the festive setting.

    Developed by Pragmatic Play's Reel Kingdom, this Christmas slot plays on 5-reels with 10 paylines and features all the favourite features from the series with free spins and cash fish multipliers. Grab your best rod and see what Christmas wins you can get in Christmas Big Bass Bonanza.

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New Big Bass Bonanza Slots

  1. Big Bass Halloween 3 online slot by Pragmatic Play

    Big Bass Halloween 3

    Pragmatic Play
    • 96.50% RTP
    • High volatility
    • 5,000x stake max win

    It's going to take a Herculean effort to stop this series in its tracks. Pragmatic Play continues to reply to the industry's request for yet more Big Bass and this time, we're watching the third instalment of a horror version! Big Bass Halloween 3 will feel very similar to other previous releases but we're all going to play it, aren't we?

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  2. Big Bass Reel Repeat online slot by Pragmatic Play

    Big Bass Reel Repeat

    Pragmatic Play
    • 96.51% RTP
    • High volatility
    • 5,000x stake max win

    Everywhere you look, the 80s are making a comeback with bright colours and tacky electronic synth beats overlaid on every aspect of our modern lives. Big Bass Reel Repeat is no exception and seems to have caught the bug! The max win is 5,000x and you can expect a very familiar base game and bonus game. Free spins, instant cash prizes and a chap with a beard should all make an appearance at some point.

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  3. Big Bass Bonanza 1000 online slot by Pragmatic Play

    Big Bass Bonanza 1000

    Pragmatic Play
    • 96.51% RTP
    • High volatility
    • 20,000x stake max win

    Big Bass is back for yet another fishing adventure, leaving many fans wondering where it will all end. We're not entirely sure it will and all the evidence seems to point towards Pragmatic keeping this series going forever. 

    Big Bass Bonanza 1000 enters the 1000 series and first thoughts suggest that not much is going to change but there'll be a mention of the number 1,000 in there somewhere! Let's find out as we watch the fish land in our nets once more and potentially produce wins worth up to 20,000x.

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  4. Big Bass Mission Fishin' online slot by Pragmatic Play

    Big Bass Mission Fishin'

    Pragmatic Play
    • 96.50% RTP
    • High volatility
    • 5,000x stake max win

    It's the fishing series that never quits! Big Bass Mission Fishin’ sees our favourite fisherman squeeze into a wetsuit and head below the surface to emulate a famous secret agent. The regular setup is here once again with free spins and cash symbols that can produce wins up to 5,000x. There’s also a second bonus game for those who love a respin feature.

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  5. Big Bass Bonanza Reel Action online slot by Pragmatic Play

    Big Bass Bonanza Reel Action

    Pragmatic Play
    • 96.60% RTP
    • High volatility
    • 2,100x stake max win

    If you haven't yet been caught up in Big Bass mania, here's your chance to go back to the beginning and experience it all again. It's not technically the first game, but it sure does feel like it! In Big Bass Bonanza Reel Action, you get the same 2,100x max win and a free spins bonus game where you collect money symbols. Look out for the multiplier trail that increases your wins and gives you extra free spins.

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Complete A-Z List of Big Bass Bonanza Slots

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All about that Bass!

Big Bonanza beginnings

In slot games, the term ‘Bonanza’ was first associated with Bonanza, by Big Time Gaming. Before long, it had come to represent a style of slot game, one which Pragmatic Play was quick to adopt. 

‘Bonanza’ has effectively become a shorthand used to describe games that are atypical in some way, and that offer more exciting gameplay than basic slots. This tends to involve things like rich bonus features, lots of paylines, fast-paced gameplay and big win potentials.  

A winning formula

Even Pragmatic Play couldn’t have known how well the series would go down with players. It had struck gold with its combination of high volatility levels, very high RTP rates, generous bonus features and casual, easy-to-learn gameplay. In addition to this, the games all boast high production values, in true Pragmatic Play style. 

Thanks to the approachable and accessible nature of the first game, it had serious mainstream appeal. And, thanks to the generous metrics (especially the high RTP rates), experienced players were willing to have a few casts too. 

Another reason for the success of the series is how effectively it balances familiarity with progression. Each new Big Bass title tends to build on what came before, refining the existing mechanics rather than discarding them altogether.

This consistency helps explain why the series has retained its audience so well. Rather than constantly reinventing itself, Big Bass Bonanza evolves in small but meaningful steps, ensuring that returning players feel comfortable and at home. 

Sequels come thick and fast

The first game in the Big Bass Bonanza series was so successful that the following year players were treated to not one, not two, but three sequels. Clearly Pragmatic Play was doubling down on the fishing theme, and each one was a hit.

First came Bigger Bass Bonanza with more vibrant graphics and an improved win potential. After this, Big Bass Bonanza Megaways added the Megaways mechanic, boosting the number of ways to win to 46,656. 

Next came Christmas Big Bass Bonanza, which kept the uncomplicated gameplay and high win potentials, adding a festive spin. 

Since, many of the Big Bass Bonanza games have incorporated seasonal elements without feeling like cheap re-skins of the original. Examples include Bigger Bass Blizzard Christmas Catch, Big Bass Halloween and Big Bass Christmas Bash. 

Another important entry was Big Bass Splash, which remains massively popular and was voted Game of the Year by players at the Slots Temple Awards. 

A landmark series

Within the space of just a couple of years, Pragmatic Play had formed Reel Kingdom specifically to create the Big Bass games, and produced a whole school of titles. In its relatively short life, the series has had more than 30 additions. 

Reel Kingdom and Pragmatic Play continue to release Big Bass games, including both seasonal offerings such as 2025’s Big Bass Halloween 3 and others that introduce characteristically inventive new mechanics, like Big Bass Reel Repeat. 

Pragmatic Play is now one of the biggest slot developers in the world, producing high-quality games with broad appeal. Its games are beloved by players, and the developer itself has won huge numbers of awards. 

This success is largely thanks to a handful of incredibly well-designed slot series, including the John Hunter, Sweet Bonanza and The Dog House series, as well as – perhaps most importantly – the Big Bass Bonanza series. 

As well as establishing Pragmatic Play as a big hitter, it’s safe to say that the Big Bass Bonanza series has secured a place in slot game history.

Best Big Bass Bonanza Slot Sites

We've hand-picked the following slot sites to ensure they have the best Big Bass Bonanza slots for you to play. All these Big Bass Bonanza slot sites are fully UK-licensed and have a great selection of games including slots in the Big Bass Bonanza slot series.