Released Dec 29, 2017 Free Very Positive Counts toward your Steam games

SCP: Secret Laboratory

By Northwood Studios

Free to Play Multiplayer Horror Co-op First-Person Survival Horror Shooter Online Co-Op FPSActionSurvivalMemes

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Reviews 236k Very Positive

Players yesterday 4,696 at the busiest moment

Owners 5M–10M estimated

SCP: Secret Laboratory is a game tagged Free to Play, Multiplayer and Horror by Northwood Studios, released Dec 29, 2017. It has 235,592 Steam reviews (Very Positive). It has an estimated 5M–10M owners on Steam. The Steam games most like it include Cry of Fear, SCP: Containment Breach Multiplayer and Killing Floor - Toy Master.

Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.

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<a href="https://launchrivals.com/games/700330-scp-secret-laboratory"><img src="https://launchrivals.com/games/700330/badge.png" alt="SCP: Secret Laboratory launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/700330-scp-secret-laboratory"><img src="https://launchrivals.com/games/700330/badge.png?theme=light" alt="SCP: Secret Laboratory launch date" width="320" height="84"></a>

Cry of Fear 88% match · Free to Play, Multiplayer, Horror
SCP: Containment Breach Multiplayer 87% match · Free to Play, Multiplayer, Horror
Killing Floor - Toy Master 86% match · Free to Play, Multiplayer, Horror
Dead Blue Rose 85% match · Free to Play, Multiplayer, Horror
A Walk in the Woods 84% match · Free to Play, Multiplayer, Horror
Bloodwood Reload 81% match · Free to Play, Multiplayer, Horror
SCP: ReEnter 80% match · Free to Play, Multiplayer, Horror
SCP: Escape Together 80% match · Free to Play, Multiplayer, Horror
SCP: Labrat 79% match · Free to Play, Multiplayer, Horror
Changgwi 78% match · Free to Play, Multiplayer, Horror

Steam data

Everything Steam lists for SCP: Secret Laboratory · record updated 6 hours ago

Steam store

Overview

App ID700330

Release dateDec 29, 2017

Last change number40242227

Last record update6 hours ago

App type: Game
Developer: Northwood Studios
Publisher: Northwood Studios
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Website: scpslgame.com

Windows 64-bit

Steam Deck: Playable

Online PvPSteam AchievementsSteam CloudMulti-playerPvPFamily Sharing

Patches

Build	Branch	Updated
25890240	public	Oct 17, 2026
23340787	earlyaccess	May 29, 2026
21260997	labapi-beta	Dec 19, 2025
2404120	first_version_of_sl_published_on_steam	Jan 12, 2021

Packages & DLC

ID	Name	Price (US)
859210	Not on the store yet	—
2702460	Not on the store yet	—
2787940	Not on the store yet	—

Depots

ID	Name	Systems	Size	Download	Manifest
228989	— shared from 228980	Windows	—	—	—
228990	— shared from 228980	Windows	—	—	—
229007	— shared from 228980	Windows	—	—	—
700331	—	All	6.99 GB	2.74 GB	7990434093472721462
700332	—	macOS	—	—	—

Branch	Build	Updated	Access
public	25890240	Oct 17, 2026	Open
earlyaccess Early access to client builds used for server upkeep and plugin development purposes.	23340787	May 29, 2026	Open
labapi-beta Early testing for the LabAPI modding framework.	21260997	Dec 19, 2025	Open
first_version_of_sl_published_on_steam First public version SCP:SL (official release)	2404120	Jan 12, 2021	Open

Configuration

Install foldersteamapps/common/SCP Secret Laboratory

Executable	Arguments	Systems	Description
SCPSL.exe	-steam	Windows · 64-bit	Play on Windows
SCPSL.exe	-steam -reset-settings	Windows · 64-bit	SCP: Secret Laboratory and RESET ALL SETTINGS
PrivateBeta\SCPSL.exe	-steam	Windows · 64-bit	private beta on Windows

Space per player30.0 MB

Filesup to 20

Save locations8

Root	Path	Pattern	Systems
WinAppDataRoaming	SCP Secret Laboratory	keybinding.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	mutes.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	GameOn_*.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	cmdbinding.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	registry.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	favorites.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	history.txt	Windows
WinAppDataRoaming	SCP Secret Laboratory	iphistory.txt	Windows

Achievements

Achievements520 hidden

Most unlocked55.5%Lights Out

Rarest0.5%Trilateral Termination

Lights Out Respawn as Nine-Tailed Fox. 55.5%
We of Delta Command... Respawn as Chaos Insurgency. 48.5%
Don’t Blink Successfully evade SCP-173. 36%
T-Minus 90 seconds... Survive a successful Alpha Warhead Detonation. 30.5%
... You Thinking What I'm Thinking? Find any gun as a Class-D. 27.9%
Proceed With Caution Successfully pass through a Tesla gate that SCP-079 is monitoring. 27.3%
Melancholy of Decay As SCP-106, capture a player within five seconds of emerging from the ground. 23.2%
Executive Access Obtain a max-level keycard. 22.3%
Anomalously Efficient As an SCP, get a kill within the first minute of the game. 21.2%
He’ll Be Back... Successfully escape from the Pocket Dimension. 19.6%
Friendship As a Scientist, successfully upgrade your keycard alongside any amount of Class-D. 17.1%
Walk It Off Survive a fall with less than half of your health remaining. 15.7%
Is This Thing On? Broadcast a 'helpful' message via the Intercom. 15.6%
It's Always Left, Brothers! Escape as Class-D personnel. 14.8%
Secure. Contain. Protect. As MTF, kill the final SCP in a round. 14.6%
Merry Christmas! Play the Christmas version of the game. 12.6%
Fire In The Hole! Kill an enemy using a grenade. 12.5%
For Science! Escape as a Scientist. 11.6%

All 52 achievements

Happy Halloween! Play the Halloween version of the game. 11.4%
I'll Pass, Thanks As an SCP, kill someone who's charging or firing the Micro H.I.D. 9.1%
Escape Artist Be the first to escape the Facility. 8.3%
Ha! I didn't even feel that! Use adrenaline to survive a hit that would otherwise kill you. 7%
Microwave Meal Kill an SCP with the Micro H.I.D. 6.5%
Crisis Averted Use SCP-500 when you're about to die. 6.3%
Pacified Kill SCP-096 while it’s entering rage. 6.2%
Access Granted As Class-D, kill a Scientist holding a keycard. 5.4%
My Cure Is Most Effective... As SCP-049, cure ten people in a single game. 5.1%
High on the Wings of Caffeine Escape while under the effects of SCP-207. 4.6%
If you want something done right... Kill an SCP as a Scientist. 4.2%
Property of the Chaos Insurgency Liberate two or more SCP objects from the Facility, while escaping as a Class-D. 4.1%
That was... close. Cancel the Alpha Warhead detonation within the last 15 seconds of the countdown. 3.4%
Afterlife Communicator Contact the dead using SCP-1576. 3.4%
Complete the Mission Complete a round as the last surviving member of the winning team. 3.3%
Overcurrent Try to recharge the Micro H.I.D. 3%
Rule Breaker Consume 3 candies from SCP-330 in a single life. 2.9%
Be Polite. Be Efficient. Kill five enemies in less than 30 seconds. 2.8%
Change in Command Disarm an MTF operative. 2.6%
Overtime Survive an entire round without dying as a Facility Guard. 2.3%
On Speaking Terms As a Chaos Insurgent, use a radio to communicate with MTF. 2.3%
Mutually-Assured Destruction Kill someone with a grenade after your death. 2.3%
They Are Just Resources... Detain or kill 50 Class-D as a Scientist. 1.9%
Think Fast! Kill a player using SCP-018. 1.5%
Hats Off to You! Get a kill immediately after canceling the effects of SCP-268. 1.4%
Signal Lost Cut SCP-079’s connection using SCP-2176. 1.4%
Undead Space Program Kill an instance of 049-2 using a charged hit with the Jailbird. 1.3%
Amnestic Ambush As SCP-939, kill a player under the effects of your Amnestic Cloud using Lunge. 1.2%
Hawkeye Reveal an enemy player under the effects of SCP-268 using SCP-1344. 1.2%
LMGG Using an LMG, get 3 kills without letting go of the trigger. 0.9%
Arizona Ranger Get a headshot kill with a Revolver from over 25 meters away. 0.8%
Army of One In a single life, get 4 kills using 4 different weapons. 0.7%
Tooth and Nail Reach a tier three bond with SCP-127. 0.7%
Trilateral Termination In a single life, kill three enemy players with the 3-X Particle Disruptor. 0.5%