X4: Foundations
Released Nov 2018
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.
79% positive · 30K reviews
Not yet
Released, but still in active development
High confidence
Active Development
Not yet
Released, but still in active development
High confidence
Active Development
Where to buy
Green Man Gaming Steam key Lowest $8.00 $49.99 −84% Steam $49.99
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Evaluation
X4: Foundations launched on November 30, 2018, and Egosoft has sustained an impressive post-launch development track record for nearly eight years. The game has received five major paid expansions — Split Vendetta (March 2020), Cradle of Humanity (March 2021), Tides of Avarice (March 2022), Kingdom End (April 2023), and Timelines (June 2024) — plus two smaller ship packs: the Hyperion Pack (February 2025) and the Envoy Pack (September 2025). Each major expansion has been paired with a substantial free update for all players.
The most recent major content drop is the free 9.00 "Empire Update," which launched on June 10, 2026. It delivered the largest combat rebalance in the game's history, a new Priority Orders system, a reworked resource system, a new Kha'ak recycling economy loop, and more.
Crucially, a developer post from July 1, 2026 — just six weeks ago — explicitly confirms that a future major update is already being planned. Egosoft announced an upcoming graphics API upgrade to Vulkan 1.4, describing it as "the next major update after 9.00" and stating they "can't wait to show you what this new technical foundation will allow us to do in the future." This is a direct developer statement confirming that development of the next update is underway. The 9.00 launch post on June 10, 2026 also stated: "The Empire Update might be out of beta, but as you know, we never stop working on the game."
The established cadence of major updates — approximately every 9–15 months — combined with this explicit confirmation of a planned follow-up update means the game is clearly in an ongoing development cycle with more content to come.
Evidence
Egosoft confirms a future major update is in planning, described as 'the next major update after 9.00,' which will include a Vulkan 1.4 graphics API upgrade. The post ends: 'we can't wait to show you what this new technical foundation will allow us to do in the future.'
X4 9.00 'Empire Update' launches as a free major update with combat rebalancing, Priority Orders, resource system overhaul, and more. Launch post states: 'we never stop working on the game.'
Content
15 of 15 released · no outstanding content
Media
Details
Developer
Publisher
Egosoft
Achievements
172
Platform
Windows, Linux
Controller
full support
Steam Deck
Verified
Players
Single-player
About this game
Start Small. Command Everything.
Your journey begins with a single ship - but what you become is up to you.Trade, fight, explore, and build your way to power as you grow from a lone pilot into the leader of a vast space empire. Command fleets, manage resources, and shape the future of the galaxy through your decisions.
A Living, Simulated Universe
The universe of X4 is fully simulated and constantly evolving.Factions trade, build, and wage war independently, reacting dynamically to both your actions and each other. Every station, ship, and economy is part of a living system that continues to grow - with or without your influence.
Build Your Empire
Construct space stations, establish trade networks, and control entire production chains.Design and expand your infrastructure using a modular system, building stations that power your economy, manage supply chains, and automate production as your empire grows into a self-sustaining powerhouse.
Fight and Command
Engage in real-time combat and take direct control of your ships - or command entire fleets strategically.From small skirmishes to large-scale battles, every encounter is shaped by your tactics and decisions.
A Universe in Motion
- Thousands of ships and stations carry out their tasks
- Factions build and expand stations
- Trade routes evolve as the economy develops
- Instigate war or broker peace through subterfuge and diplomacy
A Universe That Keeps Evolving
X4: Foundations continues to grow with major updates and expansions that introduce new systems, mechanics, and opportunities for players. Make the universe your own alongside a thriving modding community.Whether you’re returning or starting fresh, there’s never been a better time to build your empire.
Last evaluated Aug 19, 2026
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