Welcome to our deep dive on Mighty Gorilla — the demo, the maths, and whether it earns a spot in your rotation. Developed by Booming Games, Mighty Gorilla arrives with a high-variance maths model and an RTP of 95.85%. It first went live in 2019 and still earns its place today. The maximum win sits at 76,950x, so there's serious upside on the table. It's finished with a clean, modern look and plays out on 6 reels and a familiar payline structure. But is it actually worth playing? Read on.
Written by Sarah Mitchell · Last updated: January 2026
Mighty Gorilla is a slot from Booming Games, given an engaging visual treatment and powered by 6 reels and a familiar payline structure. The result is high variance paired with an RTP of 95.85%.
The mechanics are what make Mighty Gorilla interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. With high variance, this one is aimed at players who can ride out the swings for the top wins. Overall it's a well-rounded slot that knows what it is.
At 95.85%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Mighty Gorilla 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
Mighty Gorilla by Booming Games is a solid offering that delivers good entertainment value. The 95.85% RTP combined with high volatility creates a well-balanced gaming experience.