KELDER overview

Overview

KELDER comes from THOs Dev, Mad Muffin Studios and is published by THOs Dev. It arrived on Steam on Aug 15, 2025, and it sits naturally among Single-player, Steam Achievements, and Family Sharing. SteamPulse tracks it across Windows and Steam so readers get a quick useful snapshot, not just a wall of numbers.

Players and reviews

KELDER's latest SteamPulse observation recorded 0 players at 22 September 2026 - 13:54:47 UTC, with a tracked peak near 2. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 68% positive across 25 reviews.

Language and system requirements

KELDER is available in 7 languages including:

3 regional rating boards including dejus, steam germany, and igrs

Sales, recommendations, and streams

KELDER has no public VGI unit-sales estimate available and has recommendation data pending. Revenue data is not available for this game yet. On Twitch, 0 streamers are live with around 0 total watchers.

KELDER overview details

KELDER combines live player counts with reviews, pricing, platform support, Store metadata, dated player history, media, recent news, and related games.

Steam Store description

Trapped in the ominous depths of a post-Soviet basement, you must navigate a chilling survival horror experience where every step unravels more about the dark history that lies within. "KELDER" plunges you into a labyrinth of fear and mystery, where many scavengers once lost in secret, leaving behind clues and horrors that defy explanation. Unique Gameplay Every Time: Every game offers a new experience with randomized events and encounters. No two playthroughs are the same, ensuring that each journey into the basement is uniquely terrifying. Key Features: Unravel Mysteries: Was this basement a site of sinister experiments or a nexus of unexplained anomalies? Discover the truth as you explore the eerie remnants of Soviet-era research. Survival Horror Atmosphere: Encounter strange and terrifying entities as you make your way through the basement. The chilling environment and haunting soundscape will keep you on edge. Environmental Storytelling: Unearth the stories of past adventurers through letters and environmental clues. Each discovery brings you closer to understanding the fate of those who vanished before you. Puzzle Solving: Find keys, solve puzzles, and unlock doors to progress. Each step forward may reveal more about the basement's dark secrets or lead you deeper into danger. Immersive Walking Simulator: Experience a tense and atmospheric journey where thorough exploration is key. The detailed environment invites you to uncover every hidden corner. Unique Gameplay Every Time: Every game offers a new experience with randomized events and encounters. No t…

SteamPulse editorial summary

KELDER is listed as a game with $9.99. It supports Windows, belongs to Single-player, Steam Achievements, and Family Sharing, and is associated with Adventure and Indie. SteamPulse's latest observation records 0 players at 22 September 2026 - 13:54:47 UTC, a tracked peak of 2, and 68% positive reviews.

Content descriptors

Dried Bodies: There are scenes featuring old, desiccated bodies which may be disturbing to some players. Monsters: Some creatures in the game are depicted with severe physical deformities, such as missing legs or dislocated jaws. Blood Splatters: The game includes instances of blood splatter which may be unsettling.

Highlighted achievements

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.