The Callisto Protocol™
Survive to escape the horrors of Callisto and uncover the dark secrets of Jupiter’s dead moon.
- Price:$59.99
- Release Date:12/1/2022
- Franchise:KRAFTON, Inc.
- Developer:Striking Distance Studios
- Publisher:KRAFTON, Inc.
- Last Updated:10/13/2025
- Steam App Id:1544020
The Callisto Protocol™
- Windows
- Mac
- Linux
- Steam Deck (Verified)
Steam Charts, Stats, and Live Player Count
At the moment, The Callisto Protocol™ has 137 concurrent players online and in-game. This is 92% lower than its previous all-time peak of 1,644 players achieved on 2/4/2024.
Review History Chart
Track historical review trends and overall ratings for The Callisto Protocol™. It has received a total of 41,791 reviews on the Steam store and achieved a Player Score of 65 (Mixed).
Price History Chart
Track historical price changes and trends for The Callisto Protocol™. Right now, it costs $59.99 in the Steam Store.
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for The Callisto Protocol™ and its growth over time. It currently has 89,966 followers on its community page.
About The Callisto Protocol™
The Callisto Protocol™ is an Adventure, and Action game developed by Striking Distance Studios. On 12/1/2022, it was released on the Steam Store by KRAFTON, Inc.
Players have rated The Callisto Protocol™ as "Mixed" out of 41,791 total reviews on the Steam Store. These are split between 27,220 positive reviews and 14,571 negative reviews — an overall 65% positive review rating.
It is available for gamers to download and play for $59.99. The game also has a total of 8 DLC add-ons including: The Callisto Protocol - Biophage Skin, The Callisto Protocol™ - The Outer Way Skin Collection, and The Callisto Protocol™ - Riot Bundle available for purchase and download through Steam.
It can be played and ran on Windows systems. It is verified by Valve as playable on the Steam Deck and will run well.
It also supports 12 languanges in-game including English, French, Italian, German, and Spanish (Spain). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, The Callisto Protocol™ supports the following features:
- Single-player
- Steam Cloud
- Family Sharing
- Steam Achievements
- Full controller support
From the Steam community, The Callisto Protocol™ has been tagged with the following user tags:
- Survival Horror
- Futuristic
- Shoot 'Em Up
- Third Person
- Dark
- Story Rich
- Realistic
- 3D
- Third-Person Shooter
- Shooter
- Linear
- Action-Adventure
- Horror
- Sci-fi
- PvE
- Cinematic
- Robots
- Adventure
- Action
- Singleplayer
- Space
Media & Sceenshots
Watch the featured video for The Callisto Protocol™ and see the latest screenshots from the Steam Store.
DLC & Related Apps
The Callisto Protocol™ is referenced by 8 other related apps in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | The Callisto Protocol - Biophage Skin | DLC | 12/20/2023 | View |
 | The Callisto Protocol™ - The Outer Way Skin Collection | DLC | 2/6/2023 | View |
 | The Callisto Protocol™ - Riot Bundle | DLC | 5/22/2023 | View |
 | The Callisto Protocol™ - Contagion Bundle | DLC | 3/13/2023 | View |
 | The Callisto Protocol™ - Final Transmission | DLC | 6/28/2023 | View |
 | The Callisto Protocol - Snake Skin | DLC | 12/20/2023 | View |
 | The Callisto Protocol™ - Season Pass | DLC | 12/2/2022 | View |
 | The Callisto Protocol - Gore Skin | DLC | 12/20/2023 | View |
Related Packages
The Callisto Protocol™ is referenced by 2 packages in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| The Callisto Protocol | $59.99 | View |
| The Callisto Protocol™ - Digital Deluxe Edition | $79.99 | View |
Supported Languages
The Callisto Protocol™ is available in 12 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
| French | Yes | Yes | Yes |
| Italian | Yes | Yes | Yes |
| German | Yes | Yes | Yes |
| Spanish (Spain) | Yes | Yes | Yes |
| Japanese | Yes | Yes | Yes |
| Korean | Yes | Yes | Yes |
| Polish | Yes | No | Yes |
| Portuguese-Brazil | Yes | No | Yes |
| Chinese (Simplified) | Yes | Yes | Yes |
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in realtime to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
The Callisto Protocol™ data has been sourced from:
- Valve Corporation. (2025, October 13). The Callisto Protocol™ on Steam. Steam Store. https://store.steampowered.com/app/1544020
- Valve Corporation. (2025, October 13). The Callisto Protocol™. Steam Community Hub. https://steamcommunity.com/app/1544020
- Striking Distance Studios. (2023, July 14). The Callisto Protocol™. The Callisto Protocol™. https://callisto.sds.com