Steam app 758690 · updated 12 Sep 2026, 18:49 UTC
Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
45 months, December 2017 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, 437 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, 281 hourly samples. Each dip is a night. Weekends are shaded.
Occupy Mars: The Game was released on 30 Jan, 2026.
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Anniversary Update Trailer
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Occupy Mars v1.0 Full Release Trailer
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Nuclear Update Trailer
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Exploration Update — Announcement Trailer
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Early Access Gameplay Trailer
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Release Date Announcement Trailer
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Occupy Mars — Cinematic Trailer
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Occupy Mars: The Game — Kickstarter Trailer
Watch on Steam46 achievements in total.
50 developer announcements, Feb 2024 to Aug 2026 · times in UTC
Hello, Colonists!Major Update 1.2.0 is now officially available for all players on the Default Branch!This update introduces major gameplay customization options, key Quality of Life improvements, and a wide array of critical bug fixes for…
LukaszPHello, Colonists, A new build is now available on the Experimental Branch ⚗️. We have been following your recent reviews, bug reports, and discussions. Your feedback helps us identify the areas that need the most attention, and this…
Pyramid Games📡 Hello, Martians!We know you’ve been waiting a long time for this day, and we are absolutely thrilled to announce that Update 1.1 is officially moving to the Default Branch and is now available for every single colonist! This is a massive…
LukaszP📡 Hello, Colonists!As we promised in our previous update and discussed during our recent live stream, we are sharing the preview version of 1.1.X update on Steam! We are incredibly happy to see how eager you are to jump into the new…
LukaszPHey Colonists! Just a quick reminder that we’re going live today! Join us as we showcase content from our upcoming Major Update and walk you through the changes you can expect.When: Today at 5PM CESTWhere: Streaming on Steam & TwitchWe look…
LukaszP📡 Incoming TransmissionHello, Colonists!We have some incredibly exciting news for you today. Our team is currently firing on all cylinders putting the finishing touches on the upcoming Major Update 1.1, and we can't wait to show you what…
LukaszPHello, Colonists!Since the 1.0 launch, we’ve been hard at work analyzing your data and reading every piece of feedback. It’s clear that while the scope of the game is exciting, some mechanics have become more of a chore than a challenge.…
LukaszPUpdate: Patch 1.0.14 is now LIVE for everyone! 🚀Hey Martians!A few days ago, we released Patch 1.0.14 to the Public Testing Branch, featuring important updates to blueprints, the workbench, and circuit boards. To ensure everyone can benefit…
LukaszPPublic Testing Update: Patch 1.0.14 is now available! 🚀Hello Martians!We’re back with another update! Patch 1.0.14 has just landed on the Public Testing Branch (public_testing in Steam’s properties of the game, Beta Tab). We’ve been pushing…
LukaszPStability Update: Patch 1.0.12 on public_testing branch 🚀Edit: this update was now switched live to default Steam branch. Hello Martians!We’ve been a bit quieter than usual over the last few days, but that’s only because our team has been…
LukaszPHello, Martians!Update: Patch 1.0.7 is Live! 🚀We’re not slowing down! Our team is consistently pushing out updates to ensure your Martian experience is as smooth as possible. We are fully committed to addressing your feedback and squashing…
LukaszPHello, Martians!Quick Update: Patch 1.0.5 is Live! 🚀We’re keeping the momentum going! Our team is still pushing hard with daily hotfixes because we’re fully aware that there are still bugs to squash. Patch 1.0.5 is now live, focusing on…
LukaszPHello, Martians!Quick Update: Patch 1.0.4 is Live! 🚀As we mentioned before, our team is working around the clock to address the most pressing issues you've reported since the 1.0 launch. We’ve just deployed Patch 1.0.4, which focuses on…
LukaszPDear Martians,We worked for the whole Sunday and the New Patch v1.0.4 is now available on public_testing branch on Steam! We didn't have time to test everything in it, but if no major issues are found it will be switched as the new default…
Patch notesHello, Martians! 🔴Updated message from HQ:Hotfix v1.0.4 is now live on public_testing branch! We worked for the whole Sunday and the New Patch v1.0.4 is now available on public_testing branch on Steam! We didn't have time to test everything…
LukaszPWe've just released a small hotfix for the reported issues: - fixed intro campaign blocking issue - fixed coop duplicated tools issue - slight rebalance of hazelnuts Thank you for reporting Martians!
Patch notes🚀 Martians — the day has finally come! 🚀After years of development and an incredible journey through Early Access, Occupy Mars: The Game officially launches today in version 1.0. What started as a shared dream almost a decade ago has grown…
LukaszP🛰️ Occupy Mars – Incoming TransmissionHello Martians! 🌕The long-awaited moment has finally arrived — Occupy Mars: The Game is now live in Version 1.0! After years of development and refining the experience based on your feedback, we’ve…
LukaszPHello, Martians! 🔴 We have a two announcement for you today. 🚀 Global Release Time 🚀Below you’ll find the global release time map for Occupy Mars: The Game. The release happens at the same moment worldwide, but for your convenience we’ve…
LukaszPHello, Martians! 🔴 We have a massive announcement for you today. After years of development, millions of lines of code, and countless dust storms survived by our community, we have set the date for leaving Early Access. Mark your calendars…
Pyramid GamesDear Martians,We are happy to announce that we have just released a new hotfix update addressing the most urgent issues you have reported. We hope these changes will improve your gameplay experience. Some of the problems may still occur…
Pyramid Games🛰️ Incoming Transmission from MarsDear Martians, 🌕We are very happy to announce that we have just released a new update for Occupy Mars: The Game!This update brings the co-op mode to the main branch — it’s no longer limited to playtest…
LukaszP🛰️ Occupy Mars – Incoming TransmissionHello Martians! 🌕Our next update is just around the corner — and it’s a big one! We’ve been working hard to refine both the single-player and co-op modes since the first co-op beta release, addressing…
LukaszP📡 New Transmission from the HeadquartersERA management message:Pioneers, 🚀 Update Incoming – Release on November 7th!We’re excited to announce that on November 7th, 2025, we’ll be releasing an update for Occupy Mars!This is one of the most…
LukaszP📡 Incoming Transmission from the FieldColonist Report:Pioneers,Thank you for all the feedback! After the launch of the co-op playtests we received an incredible amount of reports and suggestions across reviews, ingame reporter, Discord…
LukaszP🚀 First Co-op Beta Playtest Releasing to PlayersAfter months of testing and iteration, we’ve reached a version of the co-op mode that, while not perfect, is stable enough to be shared with players. This marks a huge milestone for the…
LukaszPDear players! We’ve got a handful of announcements for you today. 🌍 PlayWay Publisher Sale kicks off today and will last until August 7th, 2025 — with special discounts on all our major titles. Occupy Mars is also discounted! This might be…
LukaszPCo-Op Devlog: Tech Tree is In, Fixes Continue, and Steam Sale Live! 🌱🛠️Hello Martians! We’re back with another devlog to keep you in the loop as we continue improving and expanding Co-Op mode. There’s some great news this time — a…
LukaszPCo-Op Devlog: Solid Progress, System Fixes and One Step CloserHey Martians! 👋Our internal Co-Op testing is steadily moving forward, and we’re excited to share the progress with you. While developing multiplayer for a complex sandbox like…
LukaszPHello, fellow Martians! 👨🚀👩🚀 Co-Op Progress Update: Major Fixes & Internal Testing 🚀🔧 While Co-Op Mode is not yet available publicly to players, our team is actively working behind the scenes to ensure a smooth and stable multiplayer…
LukaszPHello, fellow Martians! 👨🚀👩🚀 The long-awaited Co-op Beta is getting closer to launch, and we’re beyond excited to share more details with you. So, without further ado — you can watch the new Co-op trailer below! 🎥🔥 Survive. Build.…
adrianna_PyramidGamesDear Martians! We have just released a small hotfix patch v0.199.8 which is fixing electricity calculation bug which would sometimes occur on big bases with complicated electricity grid structure. Changelog v0.199.7 -> v0.199.8 Fixed energy…
Patch notesDear Martians! We just deployed a small hotfix for the Winter Update. It consists of small fixes for known issues reported during testing of the recent big Winter Update. Changelog v0.199.1 -> v0.199.7 Fixed circuit board box items may…
Patch notesDear Martians! We are thrilled to announce that we are switching the newest build v0.199.1 from testing to the default branch on Steam! ❄️Merry Christmas and Enjoy the Winter Update⛄! You can read the full changelog in previous devlog…
Pyramid GamesDear Martians! Today we are releasing another update - the ❄️ Winter Update ⛄! {STEAM_CLAN_IMAGE}/31460179/f75291680087c70d6845bd710030196aef8d7880.png 🚂 You can now play the Winter Update on the public_testing branch on Steam. ➡️…
Pyramid GamesOur friends from RockGame just released their brand new space game 🌌 Astrometica 🚀 which lets you explore infinite galaxies and push the boundaries of intergalactic travel. To celebrate their launch, we are releasing a new bundle ✨…
adrianna_PyramidGamesThe day has come! https://clan.cloudflare.steamstatic.com/images/31460179/bd63428953a0cad61af8b89dae93c481577b577b.png We’re thrilled to announce that Occupy Mars: The Game is nominated for the Labor of Love category in this year’s Steam…
adrianna_PyramidGamesHey Martians! Trick or treat! 🎃🚀 Version 0.185.4 has just landed on Steam! – it’s packed with something extra special! This update brings Halloween spirit to the Red Planet with all-new decorations. 🎃🕸️ We took this opportunity to fix a few…
adrianna_PyramidGamesHey Martians! How’s life on Mars going? 🚀 For those who haven’t tried the 0.185.1 version yet, good news! We just pushed it to the default branch! Now all players can enjoy it! 🎮 Isn't that great? 😄 Changelog 0.184.3 -> 0.185.1 default…
Patch notesHey Martians, 🚀 Hope you’re all ready for trying the newest patch, 0.185.1 which just landed on the public_testing branch! 🎮 Changelog 0.185.0 -> 0.185.1 public testing 🛠️ Today’s changelog is going to be pretty short as we mainly focused…
adrianna_PyramidGamesHello, fellow Martians! How’s the Anniversary update discovering going? How do you like it so far? It’s been 2 weeks since we released it, but don’t let it discourage you, we would still love to hear from you! 💬💖 Today we’re coming with…
Patch notesHello, fellow Martians! It’s been a few days since the release of the Anniversary update. We’re no less excited than you are! Today, we’re coming to you with a first patch, containing hotfixes for the most often reported bugs and known…
adrianna_PyramidGamesHello, fellow Martians! It’s been a while. We know that you were waiting for too long, and so were we. During this time, we’ve been following every single thread, reading every post and message on our social media, Discord and Steam forums.…
adrianna_PyramidGamesGreetings, Martians! In this devlog we want to let you know about the progress of work on the upcoming Major Update. This upcoming update is revolutionary in many ways and as such requires thorough testing. Our hope is that this update will…
Pyramid GamesGreetings, Martians! 🚀 It’s been a few weeks since we launched update v0.160.2 to the public_testing branch on Steam. We wanted to collect your feedback and opinions before spreading it to a wider audience, but there it is!👍 Nuclear Update…
adrianna_PyramidGamesGreetings, Martians! 🎉 https://clan.cloudflare.steamstatic.com/images/31460179/3cdc9754d9945aad25cb8feb2fe1268f3574ec6f.png It's been one Earth year since the release of Occupy Mars in early access! 🍾 On May 10th, 2023 you took the first…
adrianna_PyramidGamesDear community, fellow Martians!🚀 It’s been a while since the latest patch release, but here we are! Introducing the newest update, now available on public_testing branch! 🤩🌟 Changelog v0.154.4 -> v0.160.2 (public_testing) We’re thrilled to…
adrianna_PyramidGamesDear Martians! 🚀 As we mentioned in the previous devlog: ❄️Winter Survival a hardcore survival game from friends at DRAGO entertainment is releasing today, and we are thrilled to share that a new bundle called Occupy Winter is now releasing…
Pyramid GamesDear Martians! 🚀 Welcome to another Devlog! ✍️ In this post we'll tell you about our plans for the next months, but also we wanted to let you know about current discounts and new bundles, especially interesting for those who haven't played…
Pyramid GamesDear Martians! 🚀 The ☢️ Nuclear Update v0.154.4 is now on the default branch on Steam! Big thank you to all of you who helped us with the testing of this exciting new content. ✨ You can read the full list of changes which come with this…
Pyramid GamesEverything 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 |
|---|---|---|
| Occupy Mars: Supporter Pack: Official Soundtrack, ArtBook, Comic Book & more | Windows | 10 May 2023 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | OccupyMars.exe | windows |
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 |
|---|---|---|
WinAppDataLocalLow | PyramidGames/OccupyMars/SaveData/ | * and below |
WinAppDataLocalLow | PyramidGames/OccupyMars/ | SteamData |
WinAppDataLocalLow | PyramidGames/OccupyMars/ | playerProfile |
WinAppDataLocalLow | PyramidGames/OccupyMars/ | version.txt |
It runs on public data and somebody's spare time.
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