If you're trying to work out whether Devil's Heat is worth your time, this hands-on review breaks it down. Developed by Booming Games, Devil's Heat arrives with high volatility and 95.85% RTP. Top wins are capped at 50,000x your stake, a genuinely massive ceiling for the patient. Visually it's wrapped in a halloween and horror theme, with the action running on 15 paylines across 5 reels. The full verdict is below.
Written by Alex Crawford · Last updated: January 2026
This release, Devil's Heat, is the work of Booming Games, dressed up with a halloween and horror theme. It runs on 5 reels and 15 paylines with high volatility, and a return-to-player rate of 95.85%.
The mechanics are what make Devil's Heat interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. With high variance, this one is aimed at players who can ride out the swings for the top wins. Overall it's a well-rounded release that knows what it is.
At 95.85%, 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.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Devil's Heat 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
Devil's Heat by Booming Games is a solid offering that delivers good entertainment value. The 95.85% RTP combined with high volatility creates a well-balanced gaming experience.