Sphenoid

About

Sphenoid is a single player action game. It was developed by Kileka Games and was released on September 17, 2025. It received positive reviews from players.

You wake up in your cell on the same night The Warlock is executed in the electric chair. Before dying, he said he would take everyone with him… except the one who had this strange object. Did he keep his promise? Will you survive the horrors unleashed after his death? Sphenoid is a horror escape room game set in a prison full of secrets. Solve puzzles, find clues, and discover what happened to…

Genres & Tags

Adventure

Play Modes

Single-Player

Skip User Reviews

90%

Audience ScoreBased on 10 reviews

atmosphere5 positive mentions

graphics3 negative mentions

The game features clever and well-designed puzzles that provide a rewarding experience for players.
It successfully creates a tense and immersive horror atmosphere, enhanced by great sound design and visuals.
Sphenoid captures the essence of an escape room experience, making it a thrilling ride for fans of the genre.

The game has a low-budget look, with some animations and character designs lacking polish.
Some puzzles can be confusing, and certain hot points are hard to see, which may lead to frustration.
While the game excels in atmosphere, it may not appeal to those who prefer jump scares over slow-burn tension.

atmosphere
7 mentions Positive Neutral Negative
71%
29%
The atmosphere of the game is highly praised for its immersive sound design, dark visuals, and a slow-burn horror that effectively builds tension and unease. Set in a prison/hospital environment, it combines clever puzzle design with a genuinely creepy narrative, making it a compelling experience for fans of atmospheric horror and exploration. Overall, the game successfully creates an unsettling and engaging atmosphere that captivates players from the start.
- “From the very beginning, the atmosphere instantly pulls you in; the immersive sound, the dark, eerie visuals, and the tension that builds with every step.”
- “An unsettling atmosphere, clever puzzles, and a genuinely creepy story make this abandoned prison escape a thrilling ride.”
- “I love how the horror atmosphere builds up little by little until it really gets under your skin.”
graphics
3 mentions Positive Neutral Negative
67%
100%
The graphics in Sphenoid are praised for their immersive and atmospheric quality, featuring dark, eerie visuals that enhance the tension throughout the gameplay. Players appreciate how these elements effectively draw them into the experience, making it a standout for fans of escape room and graphic adventure genres.
- “From the very beginning, the atmosphere instantly pulls you in with immersive sound, dark, eerie visuals, and the tension that builds with every step.”
- “As an escape room and graphic adventure lover, Sphenoid delivers.”
- “The graphics are outdated and lack the detail expected from modern games.”
- “Character models look flat and lifeless, making it hard to get immersed in the game.”
- “The environments feel bland and uninspired, which detracts from the overall experience.”
music
3 mentions Positive Neutral Negative
100%
The music in the game is highly praised for its quality and its ability to complement the overall mood effectively.
- “The music is great and fits the mood perfectly.”
- “The soundtrack enhances the overall experience and immerses you in the game world.”
- “Each track is carefully crafted, adding depth and emotion to every moment.”
story
2 mentions Positive Neutral Negative
100%
The story is praised for its immersive and unsettling atmosphere, complemented by clever puzzles that enhance the overall experience. Players find the narrative engaging and thrilling, particularly in the context of an abandoned prison setting.
- “Whilst not generally a fan of horror games, I very much enjoyed the clever puzzles and an immersive story!”
- “An unsettling atmosphere, clever puzzles, and a genuinely creepy story make this abandoned prison escape a thrilling ride.”