X4: Foundations
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
- Price:$49.99
- Release Date:11/30/2018
- Franchise:Egosoft
- Developer:Egosoft
- Publisher:Egosoft
- Last Updated:5/12/2026
- Steam App Id:392160
X4: Foundations
- Windows
- Mac
- Linux
- Steam Deck (Verified)
Steam Charts, Stats, and Live Player Count
At the moment, X4: Foundations has 1,781 concurrent players online and in-game. This is 77% lower than its previous all-time peak of 7,862 players achieved on 6/30/2024.
Review History Chart
Track historical review trends and overall ratings for X4: Foundations. It has received a total of 28,487 reviews on the Steam store and achieved a Player Score of 79 (Mostly Positive).
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for X4: Foundations and its growth over time. It currently has 151,133 followers on its community page.
X4: Foundations Price
X4: Foundations costs $49.99 in the Steam store as of 5/12/2026. It can be purchased as a standlone game or through a bundle like Space Engineers + X4: Foundations, X4: Community of Planets Collector's Edition (2024), X4: Community of Planets Edition (2024), X Universe - Anniversary Collection, Cosmic Constructors, or EVERSPACE 2 + X4: Foundations which offer a discount off the game's base price.
Explore the price history chart below to track historical price changes and other pricing stats for X4: Foundations.
About X4: Foundations
X4: Foundations is an Action, Strategy, and Simulation game developed by Egosoft. On 11/30/2018, it was released on the Steam Store by Egosoft.
Players have rated X4: Foundations as "Mostly Positive" out of 28,487 total reviews on the Steam Store. These are split between 22,771 positive reviews and 5,716 negative reviews — an overall 80% positive review rating.
It can be played and ran on both Windows and Linux systems. It is verified by Valve as playable on the Steam Deck and will run well.
It also supports 14 languanges in-game including English, German, French, Italian, and Chinese (Simplified). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, X4: Foundations supports the following features:
- Playable without Timed Input
- Single-player
- Custom Volume Controls
- Steam Cloud
- Save Anytime
- Family Sharing
- Steam Trading Cards
- Steam Achievements
- Stereo Sound
- Full controller support
- Camera Comfort
- Color Alternatives
- Steam Workshop
- Adjustable Text Size
From the Steam community, X4: Foundations has been tagged with the following user tags:
- First-Person
- Immersive
- Trading
- Simulation
- Base Building
- Survival
- Space Sim
- Open World
- Sci-fi
- Strategy
- 4X
- Action
- Grand Strategy
- Moddable
- Singleplayer
- Space
- Exploration
- Building
- Flight
- Capitalism
- Futuristic
- Economy
- Crafting
- Management
- Procedural Generation
- Atmospheric
- Sandbox
- 3D
Media & Sceenshots
Watch the featured video for X4: Foundations and see the latest screenshots from the Steam Store.
DLC & Related Apps
X4: Foundations is referenced by 16 other related apps in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | X4: Cradle of Humanity | DLC | 3/16/2021 | View |
 | X4: Kingdom End | DLC | 4/12/2023 | View |
 | X4: Hyperion Pack | DLC | 2/20/2025 | View |
 | X4: Split Vendetta Soundtrack | Music | 3/30/2020 | View |
 | X4: Foundations Soundtrack | Music | 2/11/2020 | View |
 | X4: Hyperion Pack Soundtrack | Music | 2/11/2025 | View |
 | X4: Timelines Soundtrack | Music | 6/14/2024 | View |
 | X4: Timelines | DLC | 6/20/2024 | View |
 | X4: Kingdom End Soundtrack | Music | 3/29/2023 | View |
 | X4: Split Vendetta | DLC | 3/31/2020 | View |
Related Bundles
X4: Foundations is included in 6 bundles in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Space Engineers + X4: Foundations | 2 | 2 | $62.98 | View |
 | X4: Community of Planets Collector's Edition (2024) | 13 | 12 | $151.87 | View |
 | X4: Community of Planets Edition (2024) | 6 | 6 | $99.94 | View |
 | X Universe - Anniversary Collection | 33 | 32 | $332.48 | View |
 | Cosmic Constructors | 2 | 2 | $62.98 | View |
 | EVERSPACE 2 + X4: Foundations | 2 | 2 | $56.23 | View |
Related Packages
X4: Foundations is referenced by 2 packages in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| X4: Discovery Pack | $24.99 | View |
| X4: Foundations | $19.99 | View |
Supported Languages
X4: Foundations is available in 14 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 |
| German | Yes | Yes | Yes |
| French | Yes | Yes | Yes |
| Italian | Yes | No | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Portuguese-Brazil | Yes | Yes | Yes |
| Spanish (Spain) | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
| Russian | Yes | Yes | Yes |
| Korean | Yes | No | 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.
X4: Foundations data has been sourced from:
- Valve Corporation. (2026, May 12). X4: Foundations on Steam. Steam Store. https://store.steampowered.com/app/392160
- Valve Corporation. (2026, May 12). X4: Foundations. Steam Community Hub. https://steamcommunity.com/app/392160
- Egosoft. (2023, July 8). X4: Foundations. X4: Foundations. https://www.x4foundations.com