Thinking about giving Spinosaurus a spin? We tested it thoroughly so you know what to expect. This is a Booming Games slot, sitting firmly in the a very high volatility profile bracket and paying back 95.85% RTP. Top wins are capped at 500,000x your stake, a genuinely massive ceiling for the patient. Visually it's leaning into a nature aesthetic, with the action running on a 5-reel grid running 30 paylines. But is it actually worth playing? Read on.
Written by Alex Crawford · Last updated: February 2026
At its core, Spinosaurus is a slot game produced by Booming Games, dressed up with a nature theme and powered by 30 paylines across 5 reels. The result is very high volatility paired with a return-to-player rate of 95.85%.
The mechanics are what make Spinosaurus interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. With very 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 game 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.
Very high volatility delivers the most extreme payout profile — long dry spells punctuated by potentially massive wins. Only recommended for experienced players with substantial bankrolls and high risk tolerance.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Spinosaurus 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
Spinosaurus by Booming Games is a solid offering that delivers good entertainment value. The 95.85% RTP combined with very high volatility creates a well-balanced gaming experience.