Big Bass Bonanza Slot by Pragmatic Play
Big Bass Bonanza is a slot by Pragmatic Play, released in 2020.
Game facts
| Provider | Pragmatic Play |
|---|---|
| Game type | Slots |
| Release date | December 2020 |
| RTP | 96.71% |
| Volatility | High volatility |
| Max win | 2,100x the betOdds: 1 in 3,880,481 |
| Reels × rows | 5 × 3 |
| Pays | 10 paylines |
| Bet range | 0.10–250 |
| Bonus buy | No |
| Wild symbol | Yes |
| Jackpot | No |
| Features | Free spinsMoney collectProgressive multiplierScatters |
| Themes | Fish |
| Devices | desktop, mobile, tablet, HTML5 |
| App | Yes — how to install |
Free demo of Big Bass Bonanza
The free demo of Big Bass Bonanza is on this page: no deposit and no real-money wins.
The demo uses virtual credits: no deposit, no real-money wins.
Where to play for real money
18+ · T&Cs apply · Gamble responsibly · Offers for your country
Real-money play is only for adults and only at licensed online casinos where online gambling is legal for you.
How to play Big Bass Bonanza
Bet range: 0.10–250
- Match symbols on a payline to win.
- Collect fisherman wilds during free spins.
- Every fourth wild raises the multiplier.
- Land 3 or more scatters to start free spins.
- Retrigger free spins by collecting more wilds.
Bonus features
Free spins
3, 4 or 5 scatters award 10, 15 or 20 free spins; every 4th fisherman wild collected adds 10 more spins
Multipliers
Every 4th fisherman wild collected in free spins raises the collection multiplier to 2x, then 3x, then 10x
During free spins, fisherman wilds collect money symbols and boost a progressive multiplier every fourth catch, increasing cash values up to 10x while extending the round with extra spins.
RTP and volatility
| RTP version | Return per 100 staked |
|---|---|
| 96.71% | 96.71 |
| 95.67% | 95.67 |
| 94.5% | 94.50 |
The gap between versions is 2.21 per 100 staked.
The RTP of the version you play is shown in the game's information screen.
High volatility — Free spins occur about once every 113 spins, and the top prize of 2,100x is hit roughly once in 3.88 million spins.
Other versions of Big Bass Bonanza
| Game | RTP | Max win | Volatility | Year |
|---|---|---|---|---|
| Big Bass Bonanza Megaways | 96.7% | 4,000x | High volatility | 2021 |
| Bigger Bass Bonanza | 96.71% | 4,000x | High volatility | 2021 |
| Big Bass Splash | 96.71% | 5,000x | High volatility | 2022 |
| Big Bass Bonanza Keeping it Reel | ||||
| Big Bass Amazon Xtreme | 96.07% | 10,000x | High volatility | 2023 |
Big Bass Bonanza app: download and install
The Big Bass Bonanza app for Android downloads with the button on this page.
- Tap the download button on this page to get the installation file.
- When Android asks, allow your browser to install apps from this source.
- Open the downloaded file from your notifications or downloads folder.
- Confirm the installation when prompted.
Frequently asked questions
What is the RTP of Big Bass Bonanza?
The default RTP of Big Bass Bonanza is 96.71%. Casinos can also run versions at 95.67%, 94.5%; the gap is 2.21 per 100 staked. The RTP of the version you play is shown in the game's information screen.
What is the max win in Big Bass Bonanza?
The max win in Big Bass Bonanza is 2,100x the bet. The odds of hitting it are 1 in 3,880,481. At the maximum bet that is 525,000.
How volatile is Big Bass Bonanza?
Big Bass Bonanza has high volatility. Free spins start every 113 spins on average.
How do free spins work in Big Bass Bonanza?
3, 4 or 5 scatters award 10, 15 or 20 free spins; every 4th fisherman wild collected adds 10 more spins.
Can I play Big Bass Bonanza for free?
Yes. The free demo of Big Bass Bonanza is on this page: it uses virtual credits, with no deposit and no real-money wins.
How does Big Bass Bonanza differ from Big Bass Bonanza Megaways?
The original has a 96.71% RTP and a 2,100x max win, while the Megaways version offers a 96.7% RTP and a 4,000x max win.
What does the collect feature do for the player?
It turns collected fisherman wilds into cash rewards and raises the multiplier, so later catches pay more.
Similar slots
18+. Gambling involves risk; play only where online casinos are legal for you.
Updated: Nov 5, 2026