Our review of Big Irish Bucks cuts through the marketing and looks at what matters: how it plays and how it pays. This is a Slot Factory release, sitting firmly in the medium low variance bracket and paying back 94.02% RTP. If everything lines up, Big Irish Bucks can pay up to 5,000x your bet. Originally released in 2023, it has aged well. You get 25 paylines across 5 reels, all dressed up with a st. patrick's day and irish theme. Here's how it stacks up.
Written by Emma Roberts · Last updated: March 2026
Big Irish Bucks comes to us from Slot Factory, wrapped in a st. patrick's day and irish theme and powered by a 5-reel grid running 25 paylines. The result is medium low volatility paired with 94.02% RTP.
The mechanics are what make Big Irish Bucks 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. Overall it's a well-rounded title that knows what it is.
The RTP of 94.02% is below the industry average of ~96%. This is common for older slots or those with special features. The lower RTP may be offset by unique mechanics or higher maximum win potential.
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.
Big Irish Bucks 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
Big Irish Bucks by Slot Factory is a solid offering that delivers good entertainment value. The 94.02% RTP combined with medium low volatility creates a well-balanced gaming experience.