Steam app 1357210 · updated 12 Sep 2026, 18:07 UTC
Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
42 months, April 2023 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 438 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 280 hourly samples. Each dip is a night. Weekends are shaded.
Galactic Civilizations IV was released on 19 Oct, 2023.
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A blank audio cell means full audio was not marked in the returned language list.
86 achievements in total.
50 developer announcements, Feb 2025 to Sep 2026 · times in UTC
Up to 75% off Galactic Civilizations titles during the 2026 Publisher SaleView Entire SaleNewly Released:Galactic Civilizations IV deals:Galactic Civilizations III deals:Other Galactic Civilizations deals:View Entire Sale
wasabi_mdGalactic Civilizations IV v4.1 Now AvailableThe v4.1 update for Galactic Civilizations IV is available now on Steam, Epic, and galciv4.com. The big change is that custom maps now support the Steam Workshop and multiplayer. On the engine…
jilliansterI've been having a lot of fun with the map editor. And it's let me make some interesting maps as well as find things to improve on it (looking at you default star names!)And while playing the game with the new Federations & Empires…
wasabi_mdv4.0 for Galactic Civilizations IV has been released, adding a long requested map generator, enhanced economic systems and increased roles for leaders, and accompanies the release of the new Federations & Empires DLC.
wasabi_mdGalactic Civilizations IV: Federations & Empires Turns Every Form of Government Into a Different GameExpansion arrives alongside free Version 4.0 update for every owner, adding additional forms of Government, a hand-built Map Editor…
wasabi_mdJoin us on July 30 for a release day livestream on the new expansion for Galactic Civilizations IV, Federations & Empires!The team will also dive into the new features brought to the game in the free v4.0 update.📅 Thursday, July 30, 2026 at…
wasabi_mdLet's take a look at Galactic Civilizations v4.0: Federations & Empires from the perspective of the Drengin Empire.The galaxy calls them "cruel," yet they insist they merely believe in order. Yes, they keep the lesser species in labor…
wasabi_mdJoin us on July 15th for a Reddit AMA on the upcoming Expansion for Galactic Civilizations IV, Federations & EmpiresJoin the AMA EventTune into r/GalCiv for an exclusive AMA event with the developers of Federations & Empires, the newest…
wasabi_mdGalactic Civilizations IV v3.31 Now AvailableThe v3.31 update for Galactic Civilizations IV is available now. This is a maintenance release focused on stability, balance, and quality-of-life fixes from community reports.Get GalCiv IV |…
[SD] redskittlesonlyDev Journal #120When a civilization chooses the Oligarchy government type, they get a “hero ship” and we originally called them squatters. The ship gets a special ability to go around to class 0 planets and claim them as collateral, which…
wasabi_mdIt has been a busy Spring.The Galactic Civilizations community has posted vast amounts of suggestions, requests and just generally amazing feedback. There really should be a study on why 4X game communities are just, well, they really are…
wasabi_mdHow might a hyper-capitalistic civilization develop in the future? That’s the question we wanted to play out and the upcoming expansion pack for Galactic Civilizations IV, Federations & Empires, will answer it. The Oligarchy form of…
wasabi_mdGreetings!Today I want to talk about what the Empire government actually does in the upcoming Federations & Empires expansion.I'm getting ahead of myself. So let me first walk through the idea of the new expansion, possibly the biggest…
wasabi_mdTech trees are one of those parts of a strategy game that look obvious from the outside and turn out, every single time, to be one of the hardest things to get right. Game designers have been struggling with how to present technology…
jilliansterFederations & Empires Expansion - the largest governance overhaul in the series' history replaces a linear upgrade path with forms of governmentEach with its own screens, resources, and political mechanics, releasing July 30, 2026Wishlist…
[SD] redskittlesonlyStrategy games are all about the opening move. Galactic Civilizations is no exception.In RTS games we call it “Build Order”. Back in the day, I played some of these RTS games “professionally”. Today, being old, I can’t even get out of…
jilliansterIn this video developer journal for Galactic Civilizations IV, BATTLEMODE shows off some of the new UI quality of life and Adaptive AI features added in our recent v3.3 update. For more information on this update, check out Frogboy's…
wasabi_mdGalactic Civilizations IV v3.3 Now AvailableChangelog hereThis update brings a new AI system, a streamlined faction creator, faster controls, and a long list of gameplay, balance, and stability fixes driven by community feedback.Adaptive AI…
[SD] redskittlesonlyThe Problem Nobody Talks About4X games have a UI problem and it's getting worse.Not because designers are getting lazier. It's because the games keep getting deeper. Every year we add more systems, more resources, more decisions per turn.…
[SD] redskittlesonlyv3.2 Update Now AvailableAI diplomacy, early-game pacing, and gameplay balance improvements across the base game and Tales of the Terran Alliance DLC.Full changelogThe v3.2 update addresses some of the most common community feedback. AI…
[SD] redskittlesonlyGreetings! We get questions all the time asking how certain systems in the game work. So we put together a complete mechanics reference that breaks down every major system in Galactic Civilizations IV — formulas, interactions, and all the…
FrogboyFree massive-scale RTS demo includes two factions, 8-player multiplayer, three maps and full skirmish modePlay the demoStardock Entertainment and Oxide Games announced today that a free demo for Ashes of the Singularity II, the highly…
[SD] redskittlesonlyAnother Year in the 24th CenturyWe have an exciting year coming up for Galactic Civilizations IV, probably the biggest year of updates and improvements yet. I’ll talk about the Expansions and DLCs we have in development first and then the…
wasabi_mdIn Galactic Civilizations, the infamous Korath Clan are every bit as deadly as their horrifying and well deserved reputation suggests. This radical offshoot of the Drengin were changed, both mentally and physically, by a brush with the…
wasabi_md"Tales of the Terran Alliance" DLC Launches for Galactic Civilizations IV, Kicking Off Expansion Pass 2The first of five new packs in the Expansion Pass 2 is now available, featuring exciting new campaigns, civilizations, and gameplay…
[SD] redskittlesonlyIn the upcoming DLC, “Tales of the Terran Alliance”, we revisit the most popular (shocking) of the civilizations in the game, Humans.First we need to remember our basic timeline:YearEvent2178Humanity (the Terran Alliance) invents Hyperdrive…
wasabi_mdSpace GeographyIn the popular book “Guns, Germs and Steel”, author Jared Diamond argues that geography is destiny. The reason why the “Old World” colonized the “New World” and not vice versa was because the Old World lacked the kinds of…
wasabi_mdStardock Entertainment announced today Expansion Pass 2 for the acclaimed space 4X strategy game Galactic Civilizations IVThe first content drop, "Tales of the Terran Alliance," will launch December 4, 2025. This new expansion focuses on…
[SD] redskittlesonlyThe Phalenoids Advance are a Civilization of light loving moth-like creatures adapted to a world split into many month-long day and night cycles, and today we’re going to take a close look at their game mechanics to see how they play.As…
wasabi_mdEvery Core Civilization in Galactic Civilizations IV plays quite differently and has Civilization Abilities, Traits and many more mechanics that are tuned towards a specific playstyle.What’s great about this system is that you’re not…
wasabi_mdIn Galactic Civilizations IV, Influence is a measure of your Empire’s overall cultural and logistical reach, and affects many other gameplay elements. Today I’m going to explain how to generate Culture, how that then spreads your Influence…
wasabi_mdGalactic Civilizations IV’s depth is its greatest strength, but it can often be the biggest barrier to entry for new players too. I don’t think any long-time fan of the series will disagree that to get the best out of GalCiv, you kind of…
wasabi_mdThe v3.01 update for Galactic Civilizations IV brings adjustments for enhancing gameplay. The map generation settings for "Sector Layout" and "Hyperlane Frequency" have been tweaked to increase the likelihood of clustered hyperlanes…
Patch notesThe Battle of Ivan’s Star Task Force Kenga included an Ann Arbor class Destroyer as well as the original TAS Gibraltar. {STEAM_CLAN_IMAGE}/44022615/9641b3003d88c9823f93d3ab7eb54b0bc698621e.png…
wasabi_mdTwo years later The Atherish Sector continued to develop. The Terran Alliance in this sector was pondering whether it was worthwhile to trade with the Drengin in this sector.…
wasabi_mdA year’s worth of feedback, suggestions and general improvements make their way into Stardock’s massive updateJoin us today from 1pm - 3pm EST for a livestream event here on SteamFull Changelog Here Stardock Entertainment has released the…
[SD] redskittlesonlyBackground The Terran Alliance was formed shortly after the confirmation of intelligent life in the galaxy following a probe from a mysterious alien civilization known as the Arcean Empire. This contact soon resulted in the development of…
wasabi_mdAttention, Galactic Civilizations fans! We are thrilled to announce an exciting livestream event showcasing the highly anticipated v3.0 Hyperlane Update! Join us as we delve into the universe of Galactic Civilizations IV and explore the…
[SD] redskittlesonlyImprovements to a game’s user interface go a long way towards improving the experience you’ll get when you’re playing it. The v3.0 Hyperlane update made some significant changes to gameplay, which we’ve covered in the past few developer…
wasabi_mdToday we’re going to take a closer look at two of the bigger features we’ve added to GalCiv in v3.0 “Hyperlane”, both of which complement the new map generation algorithm and really work to enhance the core gameplay of GalCiv IV.…
wasabi_mdv3.0 Update - New Map Generation One of the most obvious changes to GalCiv IV v3.0 will be how maps are generated. The initial philosophy in GalCiv IV was that a given sector would have a uniform star layout with the strategic points being…
wasabi_mdPreview of the v3.0 "Hyperlane" Update Coming June 12, 2025 Players Can Get into the Insider Build Now Galactic Civilizations IV is closing in on a large and important milestone in its development history with the imminent release of…
[SD] redskittlesonlyExperience Enhanced Custom Civilization Creation and Key Fixes in the Latest Update Galactic Civilizations v2.96 features the introduction of AlienGPT 2.0, which enhances the AI's capability to generate Custom Civilizations with improved…
[SD] redskittlesonlyDev Journal #98 - The Hidden Hand {STEAM_CLAN_IMAGE}/44022615/16a0a4bb8b4076e3c1793080095ca9fe90dc4ce1.jpg The Krynn Syndicate is a shadowy criminal organisation hidden deep inside a great religious organisation that spans many worlds, and…
jayna.cueThe Manti Cluster have a unique backstory in the Galactic Civilizations universe, with a generation of their spawn stolen from them by alien raiders. This horrifying event spurred the Manti into action, developing their own FTL travel and…
jayna.cueAt long last, Galactic Civilizations IV v2.95 is here and it's a big one. I'd like to think it addresses most of the high priority feedback we've gotten on the game since launch, especially in terms of map generation. But well beyond that…
jayna.cueGalactic Civilizations IV "Tales of the Arnor" DLC Launches Today Play as a new machine race civilization, discover the history of the Yor and Iconians in a new campaign, and experience new in-game event content Prepare to delve into the…
[SD] redskittlesonlyLast week we took a look at Tales of the Arnor and what it adds in general. Today, we’ll focus a bit more on the Nyx themselves, and their unusual playstyle. {STEAM_CLAN_IMAGE}/44022615/b9db5dc8b185d3988b33695b8e0cc44aef33312e.jpg Galactic…
[SD] redskittlesonlyJoin us as we dig deep into the gameplay and lore of the newest DLC for Galactic Civilizations IV, Tales of the Arnor! 📅 Thursday, February 27th at 1:00pm EST 📍 Location: Galactic Civilizations IV Steam Page What to Expect New Civilization…
jayna.cueTales of the Arnor is Stardock’s latest exciting DLC for Galactic Civilizations IV: Supernova, focusing on events that occurred way back in the history of the Galactic Civilizations universe. Over the past few weeks, Frogboy has posted…
[SD] redskittlesonlyEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Galactic Civilizations IV - Tales of the Snathi | Windows | 31 Mar 2028 |
| Galactic Civilizations IV: Federations & Empires | Windows | 04 Dec 2025 |
| Galactic Civilizations IV - Expansion Pass 2 | Windows | 04 Dec 2025 |
| Galactic Civilizations IV: Ascension | Windows | 04 Dec 2025 |
| Galactic Civilizations IV: Hegemon | Windows | 04 Dec 2025 |
| Galactic Civilizations IV: Underworld | Windows | 04 Dec 2025 |
| Galactic Civilizations IV - Tales of the Terran Alliance | Windows | 04 Dec 2025 |
| Galactic Civilizations IV - Tales of the Arnor | Windows | 27 Feb 2025 |
| Galactic Civilizations IV - Megastructures | Windows | 10 Dec 2024 |
| Galactic Civilizations IV - Species Pack | Windows | 20 Jun 2024 |
| Galactic Civilizations IV - Warlords | Windows | 18 Apr 2024 |
| Galactic Civilizations IV - Tales of Centauron | Windows | 19 Dec 2023 |
| Galactic Civilizations IV - Soundtrack | WindowsmacOSLinux | 16 Nov 2023 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch Galactic Civilizations IV | StardockLauncher.exe | any | ||
| Launch Galactic Civilizations IV | GalCiv4.exe | linux 64 |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinMyDocuments | My Games/GalCiv4/Saves | *.GC4Sav |
WinMyDocuments | My Games/GalCiv4/MPSaves | *.GC4Sav |
WinMyDocuments | My Games/GalCiv4/Factions/LeaderFGs | * |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG