Welcome to our deep dive on Forbidden Princess — the demo, the maths, and whether it earns a spot in your rotation. Merkur are the studio behind it, tuning the release for a medium low-variance maths model, with an RTP of 95.98%. It's built around a princess theme and plays out on 5 reels and 20 paylines. It first went live in 2020 and still earns its place today. If everything lines up, Forbidden Princess can pay up to 5,000x your bet. Here's how it stacks up.
Written by Sarah Mitchell · Last updated: January 2026
Forbidden Princess comes to us from Merkur, leaning into a princess aesthetic and powered by 20 paylines across 5 reels. The result is medium low volatility paired with a return-to-player rate of 95.98%.
Where Forbidden Princess earns its keep is the feature set. 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. All told, it's a solid entry in the Merkur catalogue.
At 95.98%, 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.
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.
Forbidden Princess 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
Forbidden Princess by Merkur is a solid offering that delivers good entertainment value. The 95.98% RTP combined with medium low volatility creates a well-balanced gaming experience.