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Inferno Protocol

Inferno Protocol

A survival horror set in a massive maze. Play solo or 6-player co-op. Scavenge resources to craft gear and survive against terrifying enemies. Unlock unique abilities and find the exit.

Released Aug 28, 2026 Developer Tektonic Interactive Platforms Windows Early AccessHorrorSurvivalSurvival HorrorCo-op
View on Steam ↗ $13.49 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

80.1%positive181 reviews
Recommended · 30 found this helpful

“If you liked the Maze Runner movies, this is pretty much that exact concept in game form. You're dropped into this giant maze and have to figure out a way out before everything goes south. You start out right in the safe zone at the middle of the maze, scavenging for supplies…”

— a player, Steam review · 20 hrs played
Recommended · 27 found this helpful

“Put an easy 10 hours into the demo. I understand this game is early access so there are bugs here and there. Big thing I noticed was multiplayer needs QOL and stability fixes people don't seem to stay in lobbies too long without being booted. Game has a lot of potential and…”

— a player, Steam review · 10 hrs played
Not recommended · 1 found this helpful

“to be completely honest me and my husband played together for hours and as fun as the concept is it needs work we went in with the mentality that the game is not complete and that the developers know it needs work, however i do believe it was released too soon, it's kinda buggy…”

— a player, Steam review · 4 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

40achievements
37.1%median completion
0.0%rarest: Rock Bottom (Winter Layer)
94.5% of players 90.6% of players 85.7% of players 83.5% of players 82.8% of players 78.3% of players 75.5% of players 74.1% of players 74.0% of players 73.8% of players 68.7% of players 57.2% of players 52.5% of players 48.8% of players 47.9% of players 47.4% of players 43.7% of players 40.5% of players 40.3% of players 37.2% of players 37.1% of players 35.8% of players 31.3% of players 29.9% of players 28.3% of players 25.2% of players 23.0% of players 21.1% of players 20.3% of players 17.8% of players 14.4% of players 10.9% of players 10.6% of players 10.5% of players 5.6% of players 2.6% of players 2.3% of players 1.7% of players 0.3% of players 0.0% of players 94.5% 0% most earned rarest
Almost everyone has
94.5% More Room to Panic — Used a backpack. Now you can carry even more things to lose in minutes.
90.6%Same As Before — Get safe zone (Origin) again.
85.7%Ground Floor (Junkyard Layer) — Made it to Layer 1. The maze already hates you.
Rarest badges of honor
0.0%Rock Bottom (Winter Layer) — Reached Layer 4. Whatever's down here, it knows you're here too.
0.3% Ultimate Predator — Obtained predator claws. You're basically the maze's apex nightmare now
1.7%A Maze Within a Maze — Got swallowed by the Snatcher and escaped its stomach. Worst theme park ride ever.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Sep 24, 2026
Major Update Incoming: September 29

Major Update: September 29 Our next major update arrives on September 29, 2026 ! We've been working on a bigger update than the ones we've released recently, which is why you've had to wait a little l

Sep 12, 2026
Demo Removal – September 14

Hi everyone! We extended the demo by request. Because of the noticeable quality gap between the demo and the full game, we've decided to take it down for a long while (maybe for good). It will be remo

Sep 12, 2026
Another QoL & Bug Fix Update

Signs added, you can now place signs. Thrown items and shot arrows now travel more smoothly. New crosshair added for the Crossbow. Some trader items now have stock limits and only restock at set times

Sep 11, 2026
Early Access Update [v0.58] - Patch Notes

Improved Swamp Layer visuals and gameplay. Added poisonous mushrooms to Swamp Layer. Added traders to Swamp Layer. Increased enemy density in Swamp Layer. Red-light doors in Junkyard layer can now be

Sep 08, 2026
Another QoL & Bug Fix Update

Fixed the delay issue in voice chat. Optimized voice chat on the server side. The default push-to-talk key in voice chat is now X. (It was previously J, which conflicted with the Monster Scream skill.

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresAction, Adventure, Indie, Early Access
Player tagsEarly Access · Horror · Survival · Survival Horror · Co-op · Adventure · Online Co-Op · Action · Sci-fi · FPS · Exploration · Atmospheric (Steam store community voting)
FeaturesSingle-player · Multi-player · Co-op · Online Co-op · Steam Achievements · Full controller support · Camera Comfort · Custom Volume Controls
LanguagesEnglish, French, German, Spanish - Spain, Simplified Chinese, Japanese, Turkish, Korean, Russian, Thai
ControllerFull support
Achievements40
Official sitehttps://tektonicinteractive.com/
Minimum system requirements (PC)

Minimum: OS: Windows 10 Processor: Core i5 6600 Memory: 6 GB RAM Graphics: Nvidia GTX 750ti Storage: 25 GB available space