Shells N Swells

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Provider

Genii

RTP

95.78%

Volatility

Medium

Grid

5x3

Paylines

30 paylines (player-selectable 1-30), wins both ways

Min Bet

€0.01

Max Bet

€37.50

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Gameplay Screenshots

Shells N Swells is Genii's breezy little beach-vacation slot, and honestly it's hard not to smile when you load it up. Palm fronds drape across the top of the screen, turquoise waves curl along the bottom edge, and the reels just float there against the sand with no frame around them. The logo is chunky cartoon lettering, yellow and orange and cyan, the kind of typography you'd expect on a cocktail menu rather than a casino game. It's cheerful in a way most slots aren't.

The setup is a standard 5×3 grid running across 30 paylines, but Genii layers in Win Both Ways, so symbols can build combinations heading left-to-right or right-to-left. That doubles your chances on every spin. The math sits around 96% RTP with medium-high volatility, and the cap stops at 45,000 coins. Not enormous by 2026 standards. But the pacing feels generous, which matters more than you'd think.

Symbol art commits fully to the theme. No card values anywhere. You'll spot grey clam shells, green-striped nautilus, pink sea urchins, conch clusters, and a cluster of seven shell types in total. The Wild is a tiny hermit crab perched on a golden “WILD” sign, eyes wide, looking faintly bewildered. He substitutes anything that isn't a scatter and never pays on his own. Here's the catch though: the hermit crab vanishes entirely during Free Spins.

What replaces him is the Expanding Wild, which only lands on reels 2, 3, and 4, and stretches to fill the whole reel when it appears. Free Spins themselves trigger from 3+ scatter symbols, awarding 6, 8, or 10 spins depending on how many you land. Every win during the round gets doubled. No retriggers, which stings a bit, but the x2 multiplier and the expanding wilds on three middle reels do real work.

The second bonus is a Pick a Prize round triggered by feature scatters, and it scales in a clever way: 3 scatters lets you pick 1 of 3 prizes, 4 scatters gives you 2 picks from 4, and 5 scatters opens up 3 picks from 5. Prize times triggering bet. It can't fire during Free Spins, which is mildly annoying since the two features never overlap.

Overall? A relaxed, sunny slot that doesn't try to overwhelm you. The 45,000-coin ceiling won't change your life, and seven line symbols feels lean. But the bidirectional pays and dual bonus structure keep things interesting for a casual session.