
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.
Offers
What are keyshops?Official stores
Official stores with direct support.
Keyshops
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Multipacks (6)
DLCs (15)
X Series (7)
Other games from the same series.
About X4: Foundations
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.
Game details
Game details
Age ratings
Game modes
Languages
Audio & text: English, German, French, Portuguese - Brazil, Russian
Text only: Italian, Simplified Chinese, Spanish - Spain, Traditional Chinese, Korean, Japanese, Spanish - Latin America, Polish, Czech
Features
X4: Foundations price history
Lowest tracked price: €6.93 (Jul 14, 2026) · current best: €7.09 across 7 stores.
X4: Foundations player count & reviews
74% positive reviews in the last 30 days (80% all-time) · ~9 new reviews/day · 7K peak players in the last 30 days.
X4: Foundations — frequently asked questions
Where can I buy X4: Foundations at the cheapest price?
Right now the cheapest offer for X4: Foundations is €7.09 at Loaded. KingsPrice compares 10 offers from 7 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price X4: Foundations has ever been?
The lowest price KingsPrice has tracked for X4: Foundations is €6.93 (recorded on Jul 14, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play X4: Foundations?
X4: Foundations peaked at 7K concurrent players on Steam in the last 30 days (highest on Jul 12, 2026). The player chart on this page updates daily.
Is it safe to buy a X4: Foundations Steam key from a keyshop?
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
How can I get X4: Foundations at a discount?
Create a free price alert on this page and KingsPrice will email you when X4: Foundations drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10 (64-bit) or higher
- Processor: Intel i5-4590 3.3GHz or AMD equivalent
- Memory: 8 GB RAM
- Graphics: NVIDIA GTX 1060 or AMD RX 5300 or equivalent (Vulkan 1.4 support required)
- Storage: 35 GB available space
- Additional Notes: Minimum: 8 GB RAM (base game) / 16 GB RAM (with all expansions installed)
Recommended
- Requires a 64-bit processor and operating system
- OS: Windows 10 (64-bit) or higher
- Processor: Intel Core i7-6700 or AMD equivalent
- Memory: 16 GB RAM
- Graphics: NVIDIA RTX 3060 or AMD RX 6700 or equivalent (Vulkan 1.4 support required)
- Storage: 50 GB available space







































