Welcome to our deep dive on Blood House — the demo, the maths, and whether it earns a spot in your rotation. Developed by Adell, Blood House arrives with a medium high-variance maths model and a return-to-player rate of 95.79%. The maximum win sits at 5,000x, so there's serious upside on the table. Wins land at roughly a 30% hit rate, shaping how the sessions feel. Visually it's built around a halloween and horror theme, with the action running on 5 reels and 20 paylines. But is it actually worth playing? Read on.
Written by Sarah Mitchell · Last updated: March 2026
This slot game, Blood House, is the work of Adell. Presentation-wise it's themed around halloween and horror, and it leans toward medium high volatility at a published RTP of 95.79%. Under the hood you'll find 5 reels and 20 paylines.
Where Blood House earns its keep is the feature set. 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 solid entry in the Adell catalogue.
At 95.79%, 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-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.
Blood House 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
Blood House by Adell is a solid offering that delivers good entertainment value. The 95.79% RTP combined with medium high volatility creates a well-balanced gaming experience.