X4: Foundations
Your journey to building a vast space empire begins behind the controls of a single ship. Explore the stars, trade goods, fight battles, build stations, buy and equip ships, and command fleets in a living, fully simulated universe that reacts to your decisions.
- Price:$49.99
- Release Date:11/30/2018
- Franchise:Egosoft
- Developer:Egosoft
- Publisher:Egosoft
- Last Updated:10/31/2025
- 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 1,552 concurrent players online and in-game. This is 80% lower than its previous all-time peak of 7,862 players achieved on 6/30/2024.
X4: Foundations Review
X4: Foundations has achieved a Steambase Player Score of 80 / 100. This score is calculated from 25,552 total reviews on the Steam store — giving it a Mostly Positive rating. These are split between 20,350 positive reviews, 5,202 negative reviews, and will be updated in real-time as more players leave their feedback.
Track historical reviews and overall rating trends for X4: Foundations using the chart below.
X4: Foundations Price
X4: Foundations costs $49.99 in the Steam store as of 10/31/2025. It can be purchased as a standalone 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, or Cosmic Constructors which offers 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.
X4: Foundations Deals & Discounts
Discover exclusive deals and unbeatable discounts for X4: Foundations through our partner marketplaces. Get a large discount (sometimes 80% off) by purchasing your Steam key through them.
We only work with the best and most-trusted marketplaces to ensure a smooth experience. After purchase, you will immediately receive your Steam key and game activation code. Take advantage of these offers and dive into the world of X4: Foundations without hurting your wallet.
- Check PriceKinguin
- Check PriceFanatical
- Check PriceGOG
- Check PriceGreen Man Gaming
- Check PriceHumble Bundle
X4: Foundations DLC
X4: Foundations has 8 downloadable add-ons available for purchase on Steam which include X4: Cradle of Humanity, X4: Kingdom End, and X4: Envoy Pack.
| 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: Timelines | DLC | 6/20/2024 | View |
 | X4: Split Vendetta | DLC | 3/31/2020 | View |
 | X4: Tides of Avarice | DLC | 3/14/2022 | View |
 | X4: Community of Planets Collector's Edition - Bonus Content | DLC | 4/12/2023 | View |
 | X4: Envoy Pack | DLC | 9/10/2025 | View |
X4: Foundations has 8 related apps available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | 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: Kingdom End Soundtrack | Music | 3/29/2023 | View |
 | X4: Envoy Pack Soundtrack | Music | 9/2/2025 | View |
 | X4: Tides of Avarice Soundtrack | Music | 2/24/2022 | View |
 | X4: Cradle of Humanity Soundtrack | Music | 3/12/2021 | View |
About X4: Foundations
X4: Foundations is an Action, Simulation, and Strategy game developed by Egosoft. On 11/30/2018, it was released on the Steam Store by Egosoft.
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:
- Single-player
- Steam Cloud
- Family Sharing
- Save Anytime
- Stereo Sound
- Steam Achievements
- Full controller support
- Playable without Timed Input
- Color Alternatives
- Camera Comfort
- Custom Volume Controls
- Adjustable Text Size
- Steam Trading Cards
- Steam Workshop
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.
Related Bundles
X4: Foundations is included in 5 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 |
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 |
More Steam Charts
Track historical trends for X4: Foundations community hub members and its growth over time. It currently has 147,215 followers in its community.
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 real-time 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. (2025, October 31). X4: Foundations on Steam. Steam Store. https://store.steampowered.com/app/392160
- Valve Corporation. (2025, October 31). X4: Foundations. Steam Community Hub. https://steamcommunity.com/app/392160
- Egosoft. (2023, July 8). X4: Foundations. X4: Foundations. https://www.x4foundations.com