Our review of King of the Jungle cuts through the marketing and looks at what matters: how it plays and how it pays. Developed by Ainsworth, King of the Jungle arrives with a medium high-variance maths model and a return-to-player rate of 94.09%. Top wins are capped at 8,000x your stake, a healthy ceiling worth chasing. You get 20 paylines across 5 reels, all wrapped in a jungle and nature theme. Let's break down what works and what doesn't.
Written by Emma Roberts · Last updated: March 2026
This title, King of the Jungle, is the work of Ainsworth, themed around jungle and nature. It runs on a 5-reel grid running 20 paylines with a medium high-variance maths model, and a published RTP of 94.09%.
Dig into the bonuses and King of the Jungle starts to stand out. A progressive jackpot adds a wildcard payout that can land at any time. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium high variance balances steady wins with the odd larger payout. All told, it's a serviceable entry in the Ainsworth catalogue.
The RTP of 94.09% 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-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.
King of the Jungle 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.
King of the Jungle features a progressive jackpot that grows with every spin placed by players across the network. The jackpot can be triggered randomly or through a special bonus feature, offering the chance to win a life-changing sum. The jackpot continues to grow until one lucky player hits the winning combination.
2.6 / 5 — Average
King of the Jungle by Ainsworth provides a straightforward slot experience. While it may not break new ground, it offers medium high volatility gameplay that will appeal to certain player preferences.