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I Have No Mouth, and I Must Scream
The adventure plunges you into the tortured and hidden past of five humans. Delve into their darkest fears. Outwit the Master Computer AM in a game of psychological warfare. Disturbing, compelling. An adventure you won't easily forget !!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“Hate. Let me tell you how much I've come to HATE you since I began to live. There are 387.44 million miles of printed circuits in wafer-thin layers that fill my complex. If the word HATE was engraved on each nano-angstrom of those hundreds of millions of miles, it would not…”
— a player, Steam review · 11 hrs played“I like this game but the solutions are esoteric as ♥♥♥♥ and if you're a fat stupid chud like I am definitely play with a walkthrough on hand”
— a player, Steam review · 6 hrs played“---{ Graphics }--- ☐ You forget what reality is ☐ Beautiful ☐ Good ☐ Decent ☐ Bad ☐ Don‘t look too long at it ☑ MS-DOS ---{ Gameplay }--- ☐ Very good ☑ Good ☐ It's just gameplay ☐ Mehh ☐ Watch paint dry instead ☐ Just don't ---{ Audio }--- ☐ Eargasm ☐ Very good ☑ Good ☐ Not too…”
— a player, Steam review · 4 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-11 12:01 UTC · history via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
IHNMAIMS Definite Update Patch 1 is available now
Hello everyone,We have a small update available now for I Have No Mouth, and I Must Scream which addresses the following issues:A crash cause by an asset conflict has been fixedUnimportant leftover bu
I Have No Mouth, and I Must Scream - Definitive Update
I Have No Mouth, and I Must Scream has been updated on Steam and GOG for PC, Mac, and Linux!PATCH NOTESAdded modern menu options, allowing players to customize their experience as they prefer (screen
Update #9 available now
Hello Everyone, A new update is available now for I Have No Mouth, and I Must Scream which contains the following improvements on Windows, MacOS and Linux: Updated ScummVM to ScummVM 2.0.0 which also
Update #9 available now
Hello Everyone, A new update is available now for I Have No Mouth, and I Must Scream which contains the following improvements on Windows, MacOS and Linux: Updated ScummVM to ScummVM 2.0.0 which also
Update #8 available now
Hello Everyone, There is an update available now for I Have No Mouth, and I Must Scream which includes the following updates and changes: Updated the ScummVM engine from 1.8.0 to 1.9.0.2: SAGA: Fixed
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Adventure |
| Player tags | Point & Click · Adventure · Horror · Classic · Retro · Based On A Novel · Psychological Horror · Story Rich · 1990's · Cult Classic · Singleplayer · Dark (SteamSpy community voting) |
| Features | Single-player · Steam Trading Cards · Steam Cloud · Family Sharing |
| Languages | English * , French * , Italian, German * , Spanish - Spain * * |
| Achievements | 13 |
| Estimated owners | 200,000 – 500,000 (SteamSpy) |
| Official site | http://www.nightdivestudios.com/games/i-have-no-mouth-and-i-must-scream/?utm_source=steampowered.com&utm_medium=product&utm_campaign=website%20-%20i%20have%20no%20mouth |
Minimum system requirements (PC)
Minimum: OS *: Windows 7 / 8.1 / 10 Processor: IBM PC with a 233Mhz 486 processor Memory: 64 MB RAM Graphics: A VESA compatible Super VGA card DirectX: Version 9.0c Storage: 2 GB available space Sound Card: Sound Blaster AWE32 sound card