Before you load Dolphins for real, spend a couple of minutes on how it genuinely performs. Developed by Ainsworth, Dolphins arrives with medium low volatility and 94.3% RTP. Top wins are capped at 4,800x your stake, a respectable ceiling for the format. Visually it's finished with a clean, modern look, with the action running on a 5-reel grid running 15 paylines. The full verdict is below.
Written by Sarah Mitchell · Last updated: February 2026
Dolphins is a slot game from Ainsworth, built with crisp artwork and atmosphere and powered by 5 reels and 15 paylines. The result is medium low variance paired with a published RTP of 94.3%.
The mechanics are what make Dolphins interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. On balance, Dolphins is a no-frills option worth a few spins in the demo first.
The RTP of 94.3% 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.
Dolphins 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.
2.6 / 5 — Average
Dolphins by Ainsworth provides a straightforward slot experience. While it may not break new ground, it offers medium low volatility gameplay that will appeal to certain player preferences.