Released Sep 8, 2026 $5.99 Mostly Positive Not counted on Steam profiles yet

Smile Protocol

By OxygenStudio

FPS First-Person Shooter Action Survival PvEGun CustomizationResource Management SingleplayerThrillerTacticalInventory Management

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Followers —

Reviews 14 Mostly Positive

Players now 0 Peak today 0

Followers, 30 days — Not enough history yet

Smile Protocol is a game tagged FPS, First-Person and Shooter by OxygenStudio, released Sep 8, 2026. It has 14 Steam reviews (Mostly Positive). The Steam games most like it include They Killed Your Cat, Transience and Hill-Z.

Survive intense combat, earn rewards, open cases, unlock rare skins, and customize your arsenal in this high-pressure survival FPS where every run matters.

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<a href="https://launchrivals.com/games/4516900-smile-protocol"><img src="https://launchrivals.com/games/4516900/badge.png" alt="Smile Protocol launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/4516900-smile-protocol"><img src="https://launchrivals.com/games/4516900/badge.png?theme=light" alt="Smile Protocol launch date" width="320" height="84"></a>

They Killed Your Cat 79% match · FPS, First-Person, Shooter
Transience 76% match · FPS, First-Person, Shooter
Hill-Z 74% match · FPS, First-Person, Shooter
ASTRAL 73% match · FPS, First-Person, Shooter
HUNTACORE 69% match · FPS, First-Person, Shooter
Carnival Of Souls 69% match · FPS, First-Person, Shooter
Room Invaderz 67% match · FPS, First-Person, Shooter
Contain 67% match · FPS, First-Person, Shooter
Everything is Gun! 67% match · FPS, First-Person, Shooter
Witching Hour 67% match · FPS, First-Person, Shooter

Steam data

Everything Steam lists for Smile Protocol · record updated 21 hours ago

Steam store

Overview

App ID4516900

Release dateSep 8, 2026

Last change number39695711

Last record update21 hours ago

App type: Game
Developer: OxygenStudio
Publisher: OxygenStudio
Steam profile: Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 21 hours ago

Windows 64-bit

Single-playerSteam AchievementsStatsFamily Sharing

Prices

Price · US$5.99

On sale0 of 41regions right now

Lowest seen · US$5.99Oct 23, 2026

Checked21 hours agoin 41 regions

SwitzerlandCHF

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
25206933	public	Sep 9, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
4516901	—	All	5.31 GB	1.95 GB	8513473985717268707

Branch	Build	Updated	Access
public	25206933	Sep 9, 2026	Open

Configuration

Install foldersteamapps/common/Smile Protocol

Executable	Arguments	Systems	Description
Smile Protocol.exe		Windows

Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.

Smile Protocol

About Smile Protocol

Steam data

Overview

App info

Platforms

Features

Prices

SwitzerlandCHF

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

Builds

Depots

Depots

Branches

Configuration

Launch options