Flat 9

About

Flat 9 is a single player simulation game. It was developed by Alessandro Arcangeli and was released on March 18, 2025. It received overwhelmingly positive reviews from players.

Sent to investigate an abandoned apartment, you are tasked with documenting strange occurrences using the A.D.D. (Anomaly Detection Device)—a specialized tool capable of detecting and repairing irregularities. At first, the apartment seems perfectly normal, but as you explore, reality starts to shift. Objects move on their own, shadows flicker unpredictably, and unnatural occurrences manifest a…

Genres & Tags

Play Modes

Single-Player

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100%

Audience ScoreBased on 12 reviews

gameplay3 positive mentions

graphics2 negative mentions

Engaging gameplay that effectively combines observation-based mechanics with jump scares, creating a tense and immersive experience.
Well-crafted atmosphere and sound design that enhance the horror elements without relying on cheap jump scares.
Respectful of player time with a forgiving penalty system that allows for a more relaxed yet engaging experience.

Limited replayability due to a small number of anomalies, which can make the game feel too easy after several runs.
Poor optimization and graphical issues, including jittery visuals and rough textures in certain areas.
While the game is enjoyable, it lacks depth and can feel simplistic, not fully satisfying all horror game enthusiasts.

gameplay
3 mentions Positive Neutral Negative
100%
The gameplay is engaging and tense, featuring observation-based mechanics that involve spotting differences between room iterations, complemented by occasional jump scares. Players appreciate the interesting and concise nature of the experience, making it both exciting and accessible.
- “This is a nice experience that combines observation-based gameplay with occasional jump scares.”
- “The core mechanic of spotting differences between room iterations is engaging and keeps you on edge, making every playthrough tense and exciting.”
- “Interesting gameplay, and it's not too long.”
atmosphere
3 mentions Positive Neutral Negative
67%
67%
The game's atmosphere is noted for its well-crafted eeriness, enhancing the overall experience, though some players find the graphical effects occasionally overwhelming. It successfully combines a fun spot-the-difference gameplay with a unique, slightly unsettling ambiance.
- “The eerie atmosphere is well-crafted, creating an immersive experience.”
- “A fun and atmospheric spot-the-difference game.”
- “Additionally, while the eerie atmosphere is well-crafted, the graphical effects can sometimes feel overwhelming.”
- “This game is a nice take on the Exit 8 style, offering a solid spot-the-difference experience with a slightly eerie atmosphere.”
graphics
3 mentions Positive Neutral Negative
33%
67%
The game's graphics are generally praised for their quality, particularly the reflections and atmospheric effects, though some players find the graphical effects overwhelming at times. However, there are concerns regarding optimization, especially on lower settings, indicating that improvements are needed in the graphics and motion aspects.
- “Additionally, while the eerie atmosphere is well-crafted, the graphical effects can sometimes feel overwhelming.”
- “Overall, the game itself is fun and worth playing; it just needs some work in the optimization and graphics/motion departments.”
replayability
3 mentions Positive Neutral Negative
33%
100%
The game offers a short and enjoyable experience with a twist, but its minimal replayability is hindered by a limited number of differences, making it feel too easy after multiple playthroughs.
- “A short and sweet anomaly game with a twist at the end; enjoyable but with minimal replayability.”
- “However, the limited number of differences can make the game feel a bit too easy after several runs, reducing its long-term replayability.”
- “Once you've completed the game, there isn't much incentive to go back and play it again, as the experience feels largely the same.”
- “The lack of meaningful choices and outcomes means that replaying the game doesn't offer anything new or exciting.”
optimization
2 mentions Positive Neutral Negative
100%
The game suffers from poor optimization, which affects its graphics and motion quality. While it is enjoyable and worth playing, improvements in these areas are necessary for a better overall experience.
- “Poor optimization.”
- “Overall, the game itself is fun and worth playing; it just needs some work in the optimization and graphics/motion departments.”
story
1 mentions Positive Neutral Negative
100%
The story aspect of these games is generally criticized for lacking depth and complexity, with many users noting that they do not prioritize intricate storytelling.
- “These games don’t bother with deep storytelling.”