Curious what Horror Joker actually feels like to play? Here's our full, no-fluff take. This is a Apollo Games game, sitting firmly in the a medium low-variance maths model bracket and paying back 99% RTP. You get 5 reels and 25 paylines, all leaning into a halloween and horror aesthetic. Dating back to 2018, it remains a regular pick. If everything lines up, Horror Joker can pay up to 5,000x your bet. The full verdict is below.
Written by Michael Torres · Last updated: February 2026
This release, Horror Joker, is the work of Apollo Games, leaning into a halloween and horror aesthetic and powered by 5 reels and 25 paylines. The result is a medium low volatility profile paired with 99% RTP.
Where Horror Joker earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. On balance, Horror Joker is a dependable option worth a few spins in the demo first.
At 99%, this slot offers an excellent return to player rate, well above the industry average of ~96%. This makes it one of the more generous slots available in terms of long-term payout 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.
Horror Joker 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
Horror Joker by Apollo Games is a solid offering that delivers good entertainment value. The 99% RTP combined with medium low volatility creates a well-balanced gaming experience.