Steam app 2909110 · updated 29 Oct 2026, 19:12 UTC
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
720 hourly samples, with the daily peak drawn over them. Weekends are shaded.
26 months, October 2024 to November 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
27 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
30 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 670 hourly samples from 04 Oct, which is as far back as the source keeps every hour. Weekends are shaded.
3 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
Nuclear Nightmare contains gore, violence, disturbing imagery, themes, and messages.
| Language | Full audio |
|---|---|
| English | ● |
| Russian | ● |
A blank audio cell means full audio was not marked in the returned language list.
Nuclear Nightmare Release Trailer
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Tower Island Update
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The Forest Update
Watch on Steam15 achievements in total.
50 developer announcements, Dec 2024 to Oct 2026 · times in UTC
Patch Notes: - Improved enemy navigation and recovery when routes become blocked or players change direction. - Fixed several cases where enemies reached a player but failed to attack, or stopped moving after an attack. - Improved pursuit…
Patch notes8.1.1 Patch Notes: - Fixed levers canceling too early - Levers now move at the same time as the hands animation
Patch notesNuclear Nightmare v8.1 UpdateHey everyone,With Halloween coming up, we’ve added something new to watch out for at night: the Bat. Keep an eye on the rooftops and maybe don’t wander off alone...v8.1 also brings reworked night vision and…
bgproductionsofficalNuclear Nightmare v8.0 UpdateHey everyone,v8.0 is the start of a series of 8.x updates that will gradually bring Nuclear Nightmare toward its full 1.0 release and out of Early Access. I want to get these changes into your hands as they’re…
bgproductionsofficalPatch Notes V7.3: - Small performance gains - Bullets blocked by UFOs, Playable Enemy, dead or alive Head Spiders fixed (This bug occurred when you killed a enemy, then a Head Spider would spawn in and lets say you killed the Head Spider.…
Patch notesPatch Notes V7.2: - Fixed an issue with shooting weapons not registering nearby classifieds and grenades (caused by V7.1)
Patch notesNuclear Nightmare — Patch Notes (V7.1): Improved shooting responsiveness and hit detection — Shooting now uses client-side prediction, making weapons feel significantly more responsive and accurate, especially for players with higher ping.…
Patch notesNuclear Nightmare - The Crevasse UpdateNew Map - The CrevasseA brand new Antarctic location has been added. Fight your way through massive ice crevasses, abandoned facilities and use the new elevator system to move between different…
bgproductionsofficalPatch Notes (V6.5): - Improved atmospheric lighting & fog (restoring original version's grittiness while respecting remaster) - Missing playable enemy model caused by rag doll deaths fixed - Grenade replication improved - Grenade death…
Patch notesNUCLEAR NIGHTMARE V6.4UI REMASTER/OVERHAULNew map UINew menu screensNew perk menuNew in-game HUDNew settings menu UIFixes for UI elements getting cut off screen for different resolution sizesSnowmobile RemasteredMore performant…
bgproductionsofficalPatch Notes (V6.3) Major Improvements Major performance optimizations: all areas now load when you first spawn in. This removes mid-game stuttering from level streaming and results in more consistent frame rates throughout the match. More…
Patch notesPatch Notes V6.2:Match start up logic moved to authority only (Should fix clients crashing when loading into a match or rare crash occurring when start with radios are selected, as well as improving overall networking and desync)Snowmobile…
Patch notesPatch Notes (V6.1): - Imposter can see objectives - Ability to move during attack and death sequences fixed - Imposter and enemy attacks not exiting victim from tasks/events (includes generators, lasers, computers, etc) - Camera no longer…
Patch notesPatch Notes: - Temperature dropping in lobby helicopter fixed - Fixed crashes occurring during matches
Patch notesNuclear Nightmare — Imposter Mode Update (v6.0) 🧬 Imposter Mode (NEW)One player is secretly selected as the ImposterMimic other players — including their appearance and usernamesAssimilate the entire team to winBlend in, deceive, and strike…
bgproductionsofficalV5.2.1 Patch Notes: - Barricade Rework, now requires an enemy to hit the door 8 times, if the enemy runs away in the middle of this the barricade and door will stay intact. Additionally enemies play an animation when trying to break open…
Patch notesPatch Notes V5.2: - New Pilot Skin - Emergency lights spin speed slowed - Reload occurring multiple times when spamming R fixed - Can see first person arms when using jetpack fixed - Huskies not blowing up from trip mines fixed - Snowcat…
Patch notesV5.1 Patch Notes: Features: - Players now drop full inventory on death - Players can now reinforce spectators that joined the game after the match has already started (This system prioritizes players already in the match so in order to…
Patch notesPatch Notes: - Gas canister explosion stack overflow crash fixed (This crash occurs when a gas canister blows up from another object blowing up, you may have experienced this crash even if a laser went off next to a gas canister item)…
Patch notesPatch Notes: - Major Networking Improvements (Significantly decreasing session disconnects and rubber-banding) - Voice chat robotic sounding voices/stuttering fixed - Trip mine explosion causing rare game crash fixed - Infection test…
Patch notesTHE REMASTER UPDATE Features:Remade/Remastered New Player Models (This adds brand new remade player models into the game while also allowing the player to customize every aspect of their outfits color combinations) EDIT: When launching the…
bgproductionsofficalPatch Notes: - Item Capacity UI rework (Made more visible and stylized) - Apex stun time fixed (sorry all, guess I turned the stun time down to 5 seconds and that accidently made it to a packaged build, now is back to normal) - Slug queen…
Patch notesPatch Notes: - Hud rework, temperature gauge merged with health icon + reworks to sight UI, and all item slots and icons - Decal buffer removal (decals are now rendered in the main base pass) (more performance) - GBuffer format changed to 8…
Patch notesPatch Notes: - New Slug Queen leech attack sound - New trip mine model - Level streaming values changed to be more performant values (Decreases stutters when loading in a area) - Ray tracing proxies (Will slightly boost performance on…
Patch notesPatch Notes: - Slug queen health buff by 50%, - Slug queen getting stuck quite frequently fixed - Removal of NIS (Caused too many crashes on unsupported PCs despite implementing the correct support queries, if you previously enabled this…
Patch notes- Broke some enemy spawns on V4.2.0 this update fixes the issue
Patch notesPatch Notes: - Clients not being able to exit actions (gens and lasers) fixed - Left click and Right click removed from stop action binding - Locked door anim not replicating properly + no longer locks input during animation - Slug Queen…
Patch notesPatch Notes: - Disable Slug Queen world setting option - DLSS added back + FSR removed (fixes many different graphical errors and GPU crashes) - NIS added: NIS is a image upscaler that can increase performance, by default will be turned off…
Patch notesFeatures:- New Map: Tower IslandTower Island is a smaller map focused on larger underground areas, designed to be an option for those with smaller friend groups. Tower Island introduces a level of claustrophobia never seen before in Nuclear…
bgproductionsofficalFeatures: - Breaker mode perk: Allows you to finish off downed enemies with a pickaxe and additionally kill crawling enemies with the pickaxe - Player holds radio closer to mouth when using the radio (animation) - Vaccinated veterinarian…
Patch notesNUCLEAR NIGHTMARE: THE FOREST UPDATE 🌲❄️Major Content Drop | Now LiveBrace yourselves, survivors. A frozen island of death awaits. Introducing our most intense and atmospheric update yet: THE FOREST. This isn’t just a new map — it’s a whole…
bgproductionsofficalFeatures/Major Changes: - Revamped/remastered underground location lighting & textures - Vehicle Horns (Press H) - New flamethrower sounds + Flamethrower stall logic: If the flamethrower is under 50% it may randomly stall when trying to…
Patch notesFeatures/Major Changes - UI Complete Overhaul/Rework - Reinforcement Cutscene - Damage System Overhaul: Enemies now have different damage systems depending on their form. For example the mushroom headed enemy can take many shots to it's…
Patch notesFeatures: - Overhauled Shooting Mechanics + Gun crosshairs (No longer shoots from the gun model) - World setting presets (Create and save your favorite world settings!) - Snowmobile flip mechanic when interacting with a flipped vehicle…
Patch notesFeatures - Drop Ammo Function - Press M to access the map and if you have sufficient ammo you can press the drop button next to the ammo icon to drop a box of ammo to a teammate. Fixes - Improved AI navigation in areas around the satellite…
Patch notesFeatures - Text Chat – Added. Proximity based, can be disabled through world settings if you wish - All Vehicle Radio - Turned off by default to avoid confusion, enable through world settings, allows players to talk through a all vehicle…
Patch notes❄️ Resurrection Update – “Cold Reboot” Incoming transmission… major systems overhaul. Threat intelligence updated. Deployment imminent. 🔧 Core Features & Overhauls - Snowcats Remastered: Full physics overhaul. Handling tightened, Speed…
bgproductionsofficalHello researchers. The AISF has released new documents regarding potential changes in the arctic environments. Mother nature has brought a lot of changes and fixes for you all, so lets dive right in. 📢 - **Overview** - New mimic enemy.…
bgproductionsofficalPatch Notes: - Players taking temperature in lobby helicopter fix
Patch notesPatch Notes: - All reinforcement bugs fixed (There shouldn't be any case where you can't respawn unless the tokens are out, also keep in mind a player is only able to be respawned 15 seconds after their death, and also remember you can…
Patch notesPatch Notes: - Voice chat echo fixed - Removed new voice chat effect - Added voice chat compressor - Switched to new higher quality audio compressor - Reverted helicopters to old code fixing helicopters floating off pads
Patch notesPatch Notes: - Massive Performance Boosts (Tested on 4060, fps stayed stable from 80-135 fps with minimal drops/stutters) - Random trip mine locations (Actual random trip mine locations, instead of trip mines turning on randomly)…
Patch notesThank you all for supporting Nuclear Nightmare. It has been a dream come true for me and I hope to give you some more insight into BG Productions as a company and the future for Nuclear Nightmare. My goal while making this game was to have…
bgproductionsofficalWhat Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | NuclearNightmare.exe | windows |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocal | \NuclearNightmare\Saved\SaveGames\ | *.sav |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPaythanks-kintaro@outlook.com0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG