Protocol
Developed by Fair Games Studio · Published by Sad Horse studio
At a glance
Overview
An action, adventure, indie game by Fair Games Studio, published by Sad Horse studio — single-player.
Steam’s own one-line description: “By signing below, you agree to follow the Protocol. Protocol is a program of strict rules created to make first contact with an alien life form that got shot down in the Arctic Circle.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Protocol.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | Yes |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- Requires a 64-bit processor and operating system
- OS *: Win 7 or higher 64-bit
- Processor: i3-i5 4gen (or similar AMD)
- Memory: 6 GB RAM
- Graphics: NVIDIA GeForce 650 (min 2 Gb)
- DirectX: Version 9.0
- Storage: 8 GB available space
Recommended
- Requires a 64-bit processor and operating system
- OS: Win 10 64-bit
- Processor: Intel Core i5 4 Gen or higher
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce 1060
- DirectX: Version 11
- Storage: 8 GB available space
Supported languages (11)
Protocol FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Protocol?
Steam classifies Protocol as a Action, Adventure, Indie game, developed by Fair Games Studio. By signing below, you agree to follow the Protocol. Protocol is a program of strict rules created to make first contact with an alien life form that got shot down in the Arctic Circle.
How much does Protocol cost?
As of June 2026, Steam lists Protocol at $5.39. Prices and regional pricing change — check the Steam page for the current figure.
Is Protocol single-player or multiplayer?
Steam lists these modes for Protocol: Single-player. It lists a single-player mode.
Is Protocol on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Protocol for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Protocol out yet?
Yes — Steam lists a release date of Nov 20, 2018.
What platforms is Protocol on?
Protocol is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Protocol single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Protocol cost?
Steam lists it at $5.39.
Does Protocol have achievements?
Yes — Steam lists 51 achievements for Protocol.
Who made Protocol?
Protocol is developed by Fair Games Studio and published by Sad Horse studio.
Where to get Protocol
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Sad Horse studio.