Our review of 9 Bass cuts through the marketing and looks at what matters: how it plays and how it pays. Oros Gaming are the team behind it, tuning the release for a medium low volatility profile, with a published RTP of 96.2%. Originally released in 2022, it has aged well. The maximum win sits at 5,000x, so there's serious upside on the table. Visually it's built around a fish theme, with the action running on 5 reels and 10 paylines. So does it deliver? Let's get into it.
Written by Rachel Kim · Last updated: March 2026
9 Bass is a game from Oros Gaming, leaning into a fish aesthetic and powered by a 5-reel grid running 10 paylines. The result is medium low variance paired with 96.2% RTP.
The mechanics are what make 9 Bass interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. On balance, 9 Bass is a dependable option worth a few spins in the demo first.
The RTP of 96.2% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
9 Bass features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
9 Bass by Oros Gaming is a solid offering that delivers good entertainment value. The 96.2% RTP combined with medium low volatility creates a well-balanced gaming experience.