Curious what Mahjong actually feels like to play? Here's our full, no-fluff take. This is a JDB Gaming game, sitting firmly in the a medium high-variance maths model bracket and paying back an RTP of 96.34%. It first went live in 2024 and still earns its place today. It's built with crisp artwork and atmosphere and plays out on 10 paylines across 5 reels. The maximum win sits at 5,000x, so there's serious upside on the table. So does it deliver? Let's get into it.
Written by Sarah Mitchell · Last updated: January 2026
This slot, Mahjong, is the work of JDB Gaming, built with crisp artwork and atmosphere. It runs on 5 reels and 10 paylines with medium high variance, and a published RTP of 96.34%.
Where Mahjong earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium high volatility strikes a middle ground that should suit most playing styles. All told, it's a solid entry in the JDB Gaming catalogue.
The RTP of 96.34% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
Medium-high volatility means wins come less frequently but tend to be larger when they hit. Players should be prepared for dry spells between bigger wins, requiring a moderate bankroll.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Mahjong 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
Mahjong by JDB Gaming is a solid offering that delivers good entertainment value. The 96.34% RTP combined with medium high volatility creates a well-balanced gaming experience.