X4: Foundations

X4: Foundations

X4: Foundations lets you build an empire from a single ship, with trading, real-time combat and station production at the center of its sandbox. At $5.57 from Eneba, weigh that breadth against your interest in a large-scale space simulation; Steam players rate it 79% positive across 25,568 reviews. If you are not in a hurry, Dec 17, 2026 – Jan 4, 2027 is the next announced Steam sale window, though participation is not guaranteed. The merchant price is $4.42 below Steam's current price of $9.99.

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79%Steam Reviews25.6K reviews59Metacritic/10068OpenCritic/100
Released: Nov 30, 2018
Space · Simulation · Open World · Space Sim · Exploration
X4: Foundations Steam Key GLOBAL+1·Platform:Steam·-89%~ $5.57Save $4.42 vs SteamBuy now
X4: Foundations Global+1·Platform:Steam·-89%from~ $5.64(~ €5.05)Buy now
X4: Foundations PC Steam CD Key+1·Platform:Steam·~ $55.81-90%from~ $5.83(~ €5.22)Buy now
X4: Foundations Standard Edition Steam CD Key+1·Platform:Steam·~ $55.81-88%from~ $6.77(~ €6.06)Buy now
X4 : Foundations PC+1·Platform:Steam·~ $53.53-84%from~ $8.42(~ £6.29)Buy now
+1·Platform:Steam·United States Steam official price~ $49.99-80%~ $9.99Buy now
X4: Foundations+1·Platform:Steam·~ $49.99Buy now
+1·Platform:Steam·~ $49.99Buy now
All-time low ~ $4.00across Steam & third-party stores
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Price History

Past 36 months · Updated daily
Historical Low~ $4.002025-12Current Low Across Stores~ $5.57Enebavs. Historical Low+39%
~ $15.95~ $28.29~ $40.64~ $52.9925-1126-0226-0526-0826-11~ $4.00

Prices cover Steam and 39 authorized stores; only legitimate offers are counted. The chart shows weekly market-wide lows and Steam's official price across the past 36 months.

01About X4: Foundations

Begin with one ship and shape a space empire through trading, fighting, exploring and building. X4: Foundations simulates a changing universe where factions trade, build and wage war independently, while you can construct stations, manage production chains and command ships or fleets. Steam player reviews: 79% positive from 25,568 reviews. Interface languages: Simplified Chinese, Traditional Chinese, English, German, French, Italian, Portuguese-Brazil, Spanish, Russian, Korean, Japanese, Spanish-Latin America, Polish, and Czech. Released: November 30, 2018.

Credits

Developer
Egosoft
Publisher
Egosoft

Steam player reviews

79%positiveMostly Positive25,568 Steam reviews

Lowest recorded in 36 months

$4.002025-12-22 · GreenManGamingBase game · same records as the chart above; USD history, not a regional Steam low.

Language support

LanguageInterfaceSubtitlesAudio
Simplified ChineseYesYes—
Traditional ChineseYesYes—
EnglishYesYesYes
Show 11 more languages
LanguageInterfaceSubtitlesAudio
GermanYesYesYes
FrenchYesYesYes
ItalianYesYes—
Portuguese-BrazilYesYesYes
SpanishYesYes—
RussianYesYesYes
KoreanYesYes—
JapaneseYesYes—
Spanish-Latin AmericaYesYes—
PolishYesYes—
CzechYesYes—

Steam PC edition data · 2026-11-08

02Before you buy

Interface and audio languages

Steam PC lists 14 interface languages. Full audio is marked for English, German, French, Italian, Brazilian Portuguese, Russian and Korean.

Solo play and controls

The Steam PC listing identifies single-player and full controller support.

03Frequently asked questions

What can I do in the game?

Trade, fight, explore, build stations and develop production chains as you grow from a lone pilot toward commanding fleets and an empire.

Does the universe continue to change?

Yes. Factions independently trade, build and wage war, and the simulated economy and universe continue evolving.

Can I directly pilot ships?

Yes. The description says you can take direct control of ships or command fleets strategically.

5.5
Overall Score
External ratings79%Steam Reviews25.6K reviews59Metacritic/10068OpenCritic/100
Graphics
7.5
Audio
6
Gameplay
5
Story
3.5
Content
6.5

“Hyper-realistic economy systems and fleet command mechanics define this sprawling space sandbox, offering immense freedom that collapses under a steep learning curve and surface-level gameplay.”