Big Bass Bonanza: Play the Demo for Free

RTP: 96.71%
Variance: High
Biggest possible win: 2,100x
Reel configuration: 5x3
Winning ways: 10 Lines
Release date: 14/12/2020

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Below the surface, the lake keeps its cash fish on hold

The welcome screen shows the lake from above, all blue sky, reeds and a distant mountain, yet the moment the reels load the view drops below the surface and never comes back up. Five columns turn in deep teal water, separated by rising bubbles, and that stillness is doing quiet work. Every fish symbol carries a random cash value, but it counts for nothing unless the Fisherman Wild lands to collect it, and he appears only during Free Spins. So the calm presentation is really a waiting room: ten Lines tick over in the base game while this High volatility machine keeps its 2100x ceiling almost entirely behind the Scatter trigger.

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Enjoyment first, income never — decide how much you can afford to spend before starting.

Launching the game and placing a bet

A fisherman holding his catch stands beside a wooden tracker board on the intro screen, which names the goal before any spin: retriggers and Multipliers inside the Free Spins round. Beneath it sits a 5-reel, 3-row slot with 10 Lines and High volatility. What repeats is one choice: the amount you stake before each spin, while the rest plays out on its own.

Set the total bet

Tap the plus or minus button, which opens the bet menu, and select a total bet anywhere from $0.10 to $250.00. The chosen amount covers all 10 Lines and stays in place until you change it.
Spin the reels

Press the spin button to play one round; SPACE and ENTER act as keyboard equivalents, and holding SPACE activates turbo spins. Wins pay left to right from the leftmost reel, and only the highest win on each Line counts, while wins on different Lines add together.
Trigger Free Spins

Landing three or more Scatter symbols in one spin opens the feature: three award 10 Free Spins, four award 15 and five award 20. Until that happens the base game simply repeats, because the Fisherman Wild never appears outside the round.
Collect with the Wild

Inside Free Spins, each Fisherman Wild collects every Money symbol value on screen via Money Collect. Every fourth Wild on the tracker adds 10 Free Spins and lifts the Multiplier to 2x, then 3x, then 10x; the round ends when spins run out or the total reaches 2,100x.

In-game screenshots

Symbol payouts

Reel symbol	Role in game	x2	x3	x4	x5
Lure	High	0.50	5.00	20.00	200.00
Rod and Reel	High		3.00	15.00	100.00
Dragonfly	High		2.00	10.00	50.00
Tackle Box	High		2.00	10.00	50.00
Fish	High		1.00	5.00	20.00
A	Low		0.50	2.50	10.00
K	Low		0.50	2.50	10.00
Q	Low		0.50	2.50	10.00
J	Low		0.50	2.50	10.00
10	Low		0.50	2.50	10.00
FISHERMAN WILD	Wild
SCATTER	Scatter
MONEY SYMBOL	Other

Playing smart: bankroll and volatility

Watch a few rounds: after you press spin, Big Bass Bonanza asks nothing more of you. Every choice left to you sits between spins, and the three split by reach — the total bet decides what every result is worth, while autoplay and spin speed only shape the session, one repeating your stake through a counted run, the other shortening each round's animation.

The total bet sets what results are worth

The paytable denominates everything in total bet, so the bet menu, where coin value and coins per line combine into one figure from $0.10 to $250.00 with the 10 Lines fixed, is the only decision that sets what a result is worth. Raising or lowering it changes the cash value of Line wins, Money Collect values and the 2,100x ceiling alike, and you can revise it before any spin.
Autoplay plays out a counted run at one bet

Autoplay locks the set total bet into a counted run of spins and plays them without further input until the count ends or you press Autoplay again. Each spin resolves on the same terms as a manual one. The captured screen showed a slider at 100 with no visible endpoints, while the rules describe buttons for possible auto-spin counts, so the exact run lengths offered remain unrecorded.
Spin speed changes tempo, not outcomes

Three reel speeds are on offer — normal, quick and turbo — cycled by the triple-arrow icon, triggered on a single spin by holding SPACE, and selectable as radio options inside Autoplay. Only the animation shortens, so a fixed stake simply passes through more rounds per minute. RTP of 96.71% and High volatility are properties of the game, not of the speed chosen.

How the game plays out

Fish symbols in Big Bass Bonanza carry cash values from the very first spin, yet nothing on the 5x3 grid can gather them until the bonus begins. The Scatter alone opens that door, and the Wild waits on the other side, so every session moves in one direction: through the base game first, into Free Spins second.

Base Game	Fish can land here carrying Money values, but the Fisherman Wild never shows up in this state, so nothing collects them yet. Wins form along ten Lines, read left to right from the leftmost reel, with only the highest win per line paid. Scatter can appear on every reel, and three or more at once are the only route into Free Spins.
Free Spins	Once you are inside, the Fisherman Wild finally lands on all five reels and sweeps up every Money value in view, the collection the base game withheld. Each Wild also fills a slot on the retrigger tracker, and every fourth one adds ten more spins while raising the Multiplier on Money collections: x2, then x3, then x10. Three retriggers is the ceiling, and a round total of 2100x bet ends the feature on the spot.

Base Game

Fish can land here carrying Money values, but the Fisherman Wild never shows up in this state, so nothing collects them yet. Wins form along ten Lines, read left to right from the leftmost reel, with only the highest win per line paid. Scatter can appear on every reel, and three or more at once are the only route into Free Spins.

Free Spins

Once you are inside, the Fisherman Wild finally lands on all five reels and sweeps up every Money value in view, the collection the base game withheld. Each Wild also fills a slot on the retrigger tracker, and every fourth one adds ten more spins while raising the Multiplier on Money collections: x2, then x3, then x10. Three retriggers is the ceiling, and a round total of 2100x bet ends the feature on the spot.

Game themes

Fishing, Ocean

Features

Free Spins
Money Collect
Multiplier
Scatter
Wild

Which devices does it work on

Has autoplay: Yes

How much can you bet

Min. bet: 0.10
Highest wager: 250.00
Stake currency: USD

Bonuses

Buy-a-bonus: No

What we think

Strengths

At 96.71%, the theoretical return is kinder than the five-bolt volatility rating suggests.
A twelve-slot wild tracker retriggers the round three times, stepping the collect multiplier up to x10 as it fills.

What could be better

The wild only exists inside free spins and the feature cannot be bought, so the base game is a bare scatter hunt.

What strikes you first is how quiet the water is between features. Big Bass Bonanza concentrates its worth into one collect round that grows as fishermen land, which suits a patient player who likes watching a bonus build. If you need steady base-game action, this lake will feel still.