Big Bass Bonanza Megaways
Big Bass Bonanza Megaways carries the highest published return on the shortlist at 96.72%, with high volatility and a 2,100x maximum win.
- RTP
- 96.72%
- Volatility
- High
- Max win
- 2,100x
- Lines
- megaways
- Fishing
- Pragmatic Play
Free play guide · Australia
Free pokies exist as demo play, not as a way to collect money. This page separates the two, and sets out the published terms that apply once real money is involved.
The shortlist
These five titles are ordered by published return to player, highest first, with volatility, maximum win and line format shown for each.
Checked on 19 October 2026
Big Bass Bonanza Megaways carries the highest published return on the shortlist at 96.72%, with high volatility and a 2,100x maximum win.
Big Bass Bonanza sits a fraction behind at 96.71%, also high volatility with a 2,100x maximum win across ten lines.
Madame Destiny Megaways publishes 96.51% with high volatility and a 5,000x maximum win.
Gates of Olympus publishes 96.5% with high volatility and a 5,000x maximum win.
Sweet Bonanza has the lowest published return here at 96.48% but by far the largest maximum win at 21,100x.
Sort by whichever figure decides it for you.
| 1Big Bass Bonanza Megaways | 96.72% | High | 2,100x | Pragmatic Play |
| 2Big Bass Bonanza | 96.71% | High | 2,100x | Pragmatic Play |
| 3Madame Destiny Megaways | 96.51% | High | 5,000x | Pragmatic Play |
| 4Gates of Olympus | 96.5% | High | 5,000x | Pragmatic Play |
| 5Sweet Bonanza | 96.48% | Medium-High | 21,100x | Pragmatic Play |
Select a column heading to sort.
A free or demo version of a pokie runs the same reels and the same return figure as the paid game, with credits that have no cash value. You cannot withdraw a demo balance, and no demo play counts towards any bonus condition. What it does give you is time on the game before money is at stake, which is the honest reason to use it.
The catch is that free play is offered by the game studio, not by a casino. Studios publish demo versions so players can try a title; operators publish real-money versions. If a site asks you to register, deposit or hand over card details before a pokie will load, that is not free play, whatever the banner says.
Free spins handed out with a deposit are a bonus, and bonuses come with terms. The partner's published terms set the minimum deposit at US$20 and cap the maximum bet while a bonus is active at A$5. A first deposit carries a 600% cash bonus, and daily cashback is 10% of losses. Read those three figures together before deciding anything.
The A$5 cap is the term most players meet by accident. Break it while a bonus is running and the bonus and any winnings from it can be voided. Free spins also usually carry a maximum conversion, so a large screen win does not convert to cash in full.
Every pokie on the shortlist below has a published return to player figure. That figure is a long-run average across millions of spins, not a rate you will experience in a session. A game with a high figure can still take your balance in an hour, and a game with a lower one can pay early. The number describes the game, not your night.
Volatility matters just as much. High-volatility titles pay less often and in larger amounts when they do, which means longer dry spells. Medium-high volatility sits between the two. Neither setting is better than the other; they suit different bankrolls and different patience.
The five titles below are ordered by their published return figure, highest first. Nothing else is folded into the order — not theme, not maximum win, not how often the game appears on streaming sites. Return is a published, checkable number, which makes it the only fair thing to sort by.
Maximum win and line count are listed alongside each game so you can see the spread. A megaways title and a ten-line title are different machines, and a higher maximum win always comes with a lower chance of reaching it. Treat the columns as description, not as a recommendation.
FAQ
No. Demo credits have no cash value and cannot be withdrawn. Real money only enters the picture once you deposit and play the paid version of the game.
Winnings from free spins usually do count, but the spins themselves do not clear a wagering requirement. Check the specific bonus terms, because the A$5 maximum bet applies while any bonus is active.
A higher published return means a smaller long-run edge for the house, but it says nothing about a single session. Volatility decides how the payouts are spread, and a high-volatility game can run cold for a long time.
The published minimum deposit is US$20, and the first deposit carries a 600% cash bonus. Daily cashback is published at 10% of losses.