Before you load Under The Sea for real, spend a couple of minutes on how it genuinely performs. This is a Betsoft release, sitting firmly in the a high volatility profile bracket and paying back an RTP of 96.13%. Dating back to 2018, it remains a regular pick. If everything lines up, Under The Sea can pay up to 8,000x your bet. It's wrapped in an ocean theme and plays out on 40 paylines across 5 reels. Let's break down what works and what doesn't.
Written by Alex Crawford · Last updated: January 2026
Under The Sea comes to us from Betsoft. Presentation-wise it's themed around ocean, and it leans toward a high-variance maths model at a return-to-player rate of 96.13%. Under the hood you'll find 5 reels and 40 paylines.
The mechanics are what make Under The Sea 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. On balance, Under The Sea is a dependable option worth a few spins in the demo first.
The RTP of 96.13% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
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.
Under The Sea 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
Under The Sea by Betsoft is a solid offering that delivers good entertainment value. The 96.13% RTP combined with high volatility creates a well-balanced gaming experience.