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Game data by IGDB. Every price is a real observation, shown with the time we saw it.

  1. ›Home
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X4: Foundations

X4: Foundations

Release dateNov 30, 2018
Ratings & reviews
X4: FOUNDATIONS, the long awaited sequel in the successful X series, brings our most sophisticated universe SIMULATION ever. Fly every ship, EXPLORE space or manage an empire; TRADE, FIGHT, BUILD and THINK carefully, while you embark on an epic journey.
SimulatorStrategy4X (explore, expand, exploit, and exterminate)Single playerAction

Media & gameplay showcase

Gameplay video
1 / 18

Best Price Right Now

$9.99
Steam
Purchase
Observed 4 days ago

Historical Low

$9.99
Steam
Observed Sep 15, 2026

Edition / bundle

Available at 1 store · 10 editions / bundles

Settings

Compare Prices

X4: Community of Planets Collector's Edition (2024)

Store Link
Steam
$36.67
$151.87
Observed 4 days ago
-76%Sale ends Oct 8, 2026
Purchase
GOG
$59.99
$149.99
Observed 8 hours ago
-60%
Purchase
  • Steam
    $36.67
    $151.87
    Observed 4 days ago
    -76%Sale ends Oct 8, 2026
    Purchase
  • GOG
    $59.99
    $149.99
    Observed 8 hours ago
    -60%
    Purchase

X4: Community of Planets Edition (2024)

Store Link
Steam
$27.14
$99.94
Observed 4 days ago
-73%Sale ends Oct 8, 2026
Purchase
GOG
$39.99
$99.99
Observed 8 hours ago
-60%
Purchase
  • Steam
    $27.14
    $99.94
    Observed 4 days ago
    -73%Sale ends Oct 8, 2026
    Purchase
  • GOG
    $39.99
    $99.99
    Observed 8 hours ago
    -60%
    Purchase

X4: Discovery Pack (X4: Foundations + X4: Timelines)

Store Link
GOG
$14.99
$49.99
Observed 8 hours ago
-70%
Purchase
  • GOG
    $14.99
    $49.99
    Observed 8 hours ago
    -70%
    Purchase

X4: Discovery Pack

Store Link
Steam
$12.49
$49.99
Observed 4 days ago
-75%Sale ends Oct 8, 2026
Purchase
  • Steam
    $12.49
    $49.99
    Observed 4 days ago
    -75%Sale ends Oct 8, 2026
    Purchase

X4: Foundations

Store Link
Steam
$9.99
$49.99
Observed 4 days ago
-80%Sale ends Oct 8, 2026
Purchase
  • Steam
    $9.99
    $49.99
    Observed 4 days ago
    -80%Sale ends Oct 8, 2026
    Purchase

X Universe - Anniversary Collection

Store Link
Steam
$71.28
$332.48
Observed 4 days ago
-79%Sale ends Oct 8, 2026
Purchase
  • Steam
    $71.28
    $332.48
    Observed 4 days ago
    -79%Sale ends Oct 8, 2026
    Purchase

Space Engineers + X4: Foundations

Store Link
Steam
$17.98
$62.98
Observed 4 days ago
-71%Sale ends Oct 8, 2026
Purchase
  • Steam
    $17.98
    $62.98
    Observed 4 days ago
    -71%Sale ends Oct 8, 2026
    Purchase

Cosmic Constructors

Store Link
Steam
$23.38
$62.98
Observed 4 days ago
-63%Sale ends Oct 8, 2026
Purchase
  • Steam
    $23.38
    $62.98
    Observed 4 days ago
    -63%Sale ends Oct 8, 2026
    Purchase

EVERSPACE 2 + X4: Foundations

Store Link
Steam
$17.98
$89.98
Observed 4 days ago
-80%Sale ends Oct 8, 2026
Purchase
  • Steam
    $17.98
    $89.98
    Observed 4 days ago
    -80%Sale ends Oct 8, 2026
    Purchase

Galactic Pioneers

Store Link
Steam
$81.66
$161.94
Observed 4 days ago
-50%Sale ends Oct 8, 2026
Purchase
  • Steam
    $81.66
    $161.94
    Observed 4 days ago
    -50%Sale ends Oct 8, 2026
    Purchase

Price History

ObservedSteam · USD
39 days ago$49.99
20 days ago$9.99
13 days ago$49.99
4 days ago$9.99

About X4: Foundations

X4: FOUNDATIONS, the long awaited sequel in the successful X series, brings our most sophisticated universe SIMULATION ever. Fly every ship, EXPLORE space or manage an empire; TRADE, FIGHT, BUILD and THINK carefully, while you embark on an epic journey.

Downloadable Content

20 catalog add-ons
20 DLCs
  • X4: Foundations Soundtrack
    X4: Foundations SoundtrackAdd-on
    2018
    -90%$9.99
    $0.99
  • X4: Split Vendetta Soundtrack
    X4: Split Vendetta SoundtrackAdd-on
    2020
    -90%$9.99
    $0.99
  • X4: Split Vendetta
    X4: Split VendettaExpansion
    2020
    -80%$14.99
    $2.99
  • X4: Cradle of Humanity Soundtrack
    X4: Cradle of Humanity SoundtrackAdd-on
    2021
    -90%$9.99
    $0.99

System requirements

Minimum
OS
N/A
CPU
N/A
GPU
N/A
Memory
N/A
Storage
N/A
Recommended
OS
N/A
CPU
N/A
GPU
N/A
Memory
N/A
Storage
N/A

Game details

Release date
Nov 30, 2018
Developer
Egosoft
Publisher
Egosoft
Platforms
Linux, PC (Microsoft Windows)
Genres
Simulator, Strategy
Themes
4X (explore, expand, exploit, and exterminate), Action, Sandbox, Science fiction
Game modes
Single player
Player perspective
First person
Languages
LanguageAudioInterfaceSubtitles
Chinese (Simplified)
Chinese (Traditional)
Czech
English
French
German
Age ratings
PEGI: 7, USK: 12
Steam Deck Compatibility
Verified

Games in the Series

Related titles in this series with current store prices
6 games
  • X: Beyond the Frontier
    X: Beyond the Frontier
    1999 · Simulator
    -80%$4.99
    $0.99
  • X2: The Threat
    X2: The Threat
    2003 · Simulator
    -80%$4.99
    $0.99
  • X3: Reunion
    X3: Reunion
    2005 · Role-playing (RPG)
    -80%$9.99
    $1.99
  • X3: Terran Conflict
    X3: Terran Conflict
    2008 · Role-playing (RPG)
    -80%$15.99
    $3.19
  • X3: Albion Prelude
    X3: Albion Prelude
    2011 · SimulatorNo current price available
  • X Rebirth
    X Rebirth
    2013 · Real Time Strategy (RTS)
    -90%$29.99
    $2.99

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