Games like Apollyon
If Apollyon is your kind of game, the closest matches are DON'T EXIST, Backrooms: Emergency Exit and Summon: Joint escape — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Apollyon: 1979. P.L.U.T.O keeps sending your team of researchers back through G.A.T.E into the backrooms for deeper expeditions, but they are never happy with the lengths you go to. Nearest exit gets your team back safe. Only the deepest exit will suffice.

Players who liked Apollyon also play
Steam players who put hours into Apollyon also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
DON'T EXIST
WHY THIS
Top pick for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
In this weirdcore 1-4 player survival horror wander the infinite mall and encounter the strange and unique entities that inhabit it. Death is your best guide in learning how to exist in this place.
Backrooms: Emergency Exit
WHY THIS
Second-strongest match for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
Backrooms: Emergency Exit is an Online-Coop Horror experience for 1–4 players. Survive in the face of horrifying entities and dangerous hazards. Uncover the mysteries and secrets hidden deep within the Backrooms to find the exit. And most importantly: Stay alive.
Summon: Joint escape
WHY THIS
Third-strongest match for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
Summon: Joint Escape is a cooperative horror survival game for 1-4 players. Find a way to escape from a stalker in camouflage uniform who wants to give you a piece of paper with the inscription "Summon".
MIMESIS
WHY THIS
Ranked #4 for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
4 Player co-op survival horror game. When the cursed rain falls, 'Mimesis' appear, perfectly imitating your teammates, bringing a new level of tension you've never experienced before.
Pacify
WHY THIS
Ranked #5 for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
An online co-op horror game where you pacify, weaken and capture supernatural creatures for PAH Inc. Each level has a different story, unique monsters, and multiple endings. Play single player or together with up to 6 friends. Includes proximity voice chat with fun effects.
Don't Shout Together
WHY THIS
Ranked #6 for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
If you scream, you and your entire team will die. You need to leave the dangerous forest before the timer runs out by either assembling a car or calling the police. If the set time expires, the entire team will perish. Time progresses when you move. Don't make the team wait for you!
Backrooms: Escape Together
WHY THIS
Ranked #7 for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
A visually lifelike co-op horror for 1-6 people. Journey through 10 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.
Somewhere in the Shadow
WHY THIS
Ranked #8 for Apollyon fans by collaborative filtering across millions of Steam libraries. Shares Indie with Apollyon.
Woke up in strange dark spot. Who has done it with you? And why? Try to get out from that scary place and stay alive...
Free alternatives
Free-to-play games that recommended players of this title also tend to enjoy.
Doki Doki Literature Club!
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.
Life is Strange - Episode 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
Ultimate Custom Night
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
Bongo Cat
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
ENA: Dream BBQ
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
The Murder of Sonic the Hedgehog
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
Indigo Park: Chapter 1
WHY THIS
Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Apollyon.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
Narrow it down
Head-to-head comparisons
Frequently asked about Apollyon
- Does Apollyon have multiplayer or co-op?
- Yes — Apollyon supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
- What games are most similar to Apollyon?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Apollyon are DON'T EXIST, Backrooms: Emergency Exit, Summon: Joint escape.
- Who developed Apollyon?
- Apollyon was developed by 5th Floor Interactive.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Apollyon.
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