Steam app 1532200 · updated 12 Sep 2026, 20:07 UTC
Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!
717 hourly samples, with the daily peak drawn over them. Weekends are shaded.
40 months, June 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, 435 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, 282 hourly samples. Each dip is a night. Weekends are shaded.
Mars First Logistics was released on 25 Sep, 2025.
| Language | Full audio |
|---|---|
| English | |
| French | |
| German | |
| Dutch | |
| Japanese | |
| Portuguese - Brazil | |
| Russian | |
| Simplified Chinese | |
| Italian | |
| Spanish - Spain | |
| Korean | |
| Spanish - Latin America |
A blank audio cell means full audio was not marked in the returned language list.
17 achievements in total.
50 developer announcements, Dec 2023 to Aug 2026 · times in UTC
Allow automations using parts like the Sensor and logic gates to continue to function while using the Theodolite. Fix a bug where large vehicles would sometimes spawn inside geometry. Fix a bug where NaN was displayed as time to next…
Patch notesIn co-op, all blueprints that are unlocked for the host player will now become unlocked for joining players when they join. The space elevator now has some extra refuel points.
Patch notesSmall fix for Russian translation.
Patch notesHello!Update 1.1 adds a number of oft-requested features for long-time players, as well as addressing some common pain points for new players.New featuresThe editor can now optionally show the center of mass of your vehicle. It is disabled…
shapeshopFix a bug where the vehicle could sink into the ground when configured a specific way.
Patch notesFix intermittent freezing and audio loss. Use only one shade of blue to depict part selections in the editor to avoid confusion about what is selected. Do not change the default pivot point of copied sub-assemblies to the last hovered-over…
Patch notesAllow monorail tracks to be more bendy. German and Chinese translation fixes.
Patch notesFix a bug where the space port celebration wasn't showing for co-op clients. Fix a bug with resetting vehicles on Phobos. Generate tyre tread marks on Phobos.
Patch notesFix stricken shuttle not rotating for co-op players. Fix a bug where sometimes co-op players wouldn't receive mined raw materials. Fix a bug where the game would say there were no transmitters in range, even though one was visible.
Patch notesFix arrow not showing next to virtual ports in UI.
Patch notesFix a bug where parts could be duplicated if they were removed with an expanded selection. This would sometimes manifest as parts seemingly going missing, since the duplicated parts could be used for building, but weren't actually added to…
Patch notesFix a bug that could result in parts getting lost when copying another player's vehicle using the Copier part. Fix a bug where the game could soft lock if parts such as the sensor sent inputs to the Theodolite. Increase the cost of the…
Patch notesFix a bug where the save file would get corrupted if you joined a co-op game before the first auto-save, resulting in a black screen when you next try to run the game.
Patch notesAfter over 2 years cooking in Early Access and 5 years total development time, Mars First Logistics 1.0 is here with a big update!New Main Contracts10 new contracts have been added with a new area to discover! These new contracts have more…
shapeshopFix a bug where raw material deposits were not correctly synced when playing co-op.
Patch notesFix a bug where undiscovered structures (e.g. roads) could be selected and built under certain circumstances.
Patch notesFix a bug where small rocks could prevent a road from being connected to a station. When auto-saving after completing a contract, save the player's position after they are moved out of the way of any station building animation, instead of…
Patch notesAllow picking colours by middle-clicking on a part. Show size in contract info. Fix a bug where no empty save slot was created when deleting a save and all slots were full. Fix a small gap in one of the supplies parcels. Fix a bug with…
Patch notesAllow fast travelling to transmitters. Move the fishery to flatter terrain to make it easier to access. Differentiate map waypoint lines from contract lines on the map. Fix a bug where the latest auto-save sometimes wasn't loaded after…
Patch notesFix another bug that allowed monorail side jobs to possibly be generated to the same station. Update the text of a couple of messages to make them clearer.
Patch notesMake the theodolite aim dot more noticeable. Allow resetting inside warehouses without respawning the player outside. Reduce speed of monorail station lifts. Avoid spawning the player on top of lift platform buttons. Avoid showing tutorial…
Patch notesFix a bug where broken off Reactor Core arms didn't restore to the correct position on load.
Patch notesWhen loading a save, remove any monorails that go to the same station as another monorail. This should never have been possible, but for a bug in previous versions (which should now be fixed). Apologies if this deletes a monorail you were…
Patch notesMove the explosives pickup point a bit to make this contract slightly easier. Reduce monorail train speed.
Patch notesMake blast site rock hole a bit more obvious. Fix bug with Dome and Heavy Duty Servo parts causing camera issues. Fix Corner 2x2x2 colliders. Fix bug where destroying the first or last segment of a completed monorail didn't refund. Don't…
Patch notesFix waypoints jumping when crossing the 10km threshold. Darken map fog in night mode. Fixup main monorail contracts that may have changed since the last version when loading a save. Increase varienty of types and length of build side jobs.…
Patch notesBefore I get into the details of update 5, I have a special announcement: Mars First Logistics will be coming out of Early Access on 26 September 2025! Here's the announcement trailer: With that out the way, let's get into what's in update…
shapeshopHello, It's been a little while since I've posted any big updates here, but we've been hard at work on update 5 which will come out on 8 June! We'll also be participating in Frosty Games Fest on the same day and will be making an important…
shapeshopSome minor bug fixes: Avoid a black screen when there is an error initializing audio. Reduce the collider radius of the weight part. Fix a bug where the driving camera zoom would be affected by zooming in the map or editor while playing…
Patch notesThis patch fixes a bug where monorails could be connected to any station, resulting in a floating train.
Patch notesHello! This small update adds an oft-requested feature: the ability to set the start state of parts like the Hydraulic Cylinder and Motorised Joint! The start state can be changed from the inventory by right-clicking the part.…
shapeshopYou can now update your Steam Workshop items from within the game! If you publish a workshop item with the same name as a previously published one, the game will prompt you to replace it, instead of creating a new item with the same name.…
Patch notesBuild contracts can now be completed with indirect connections that go via intermediate stations. Fix a bug where vehicles would sometimes clip through the road when playing in co-op. Fix a bug where incomplete road/monorail/etc segments…
Patch notesThis update fixes a few bugs and makes some minor changes: Add map and in-game markers for the source station of build contracts. Better scaling of build contracts. Longer contracts will be generated depending on how many main contracts…
Patch notesFixed a bug with custom theodolite controls not showing correctly. Fixed a bug where fuel lines would give incorrect obstruction error. Adjust the cost of the 90 Degree Bend part to be the same as the Hub part.
Patch notesHello everyone! Thanks for your patience while we worked on this update. I realise this has taken a little longer than the previous updates, but it's also a big new feature! New structure building system This update introduces only one new…
shapeshop- Add a fence around the solar farm construction site to draw more attention to the crane.
Patch notesHello, This update is mostly about oft-requested quality of life improvements, but also adds some new parts to play with. Mechanical loops The biggest change is to the way parts connect together. Previously each part had exactly one "prong"…
shapeshopHello, I've just pushed a big change to how the editor and physics work to the beta branch. The new system allows mechanical loops and selecting the pivot point when attaching parts. This is a major change to how the building works and I'm…
shapeshopHello! I'm going to do a little stream on Saturday morning (Melbourne time) to talk about what I've been working on for the last month and a half: allowing mechanical loops when building a vehicle. This a big change that opens up a lot of…
shapeshopFix a bug where the terrain would become glitched out after delivering the wind turbine blades. Increase friction on wind turbine dirt pile. Fix geometry on fair and observatory stations.
Patch notesMore bug fixes: Fix a bug where invalid buoyancy forces were applied to telescopic cylinders in water. Improve milkshake colliders.
Patch notesThis patch fixes a few bugs and makes some minor tweaks: Improve performance for vehicles with lots of springs. Fix solar receiver colliders. Make the solar farm crane easier to notice. Fix some tutorial issues. Tweak the positions of some…
Patch notesFix a bug where the camera would freeze.
Patch notesFix an issue with the delivery zone being too high at a storage depot.
Patch notesFix bug where grappling hook would pull vehicle when fired rapidly. Prevent balloons from going too high and glitching out. Improve fast travel point for habitats. Hopefully fix a rare bug where the camera would only show sky (please let me…
Patch notesSome more little fixes and tweaks: Make the camera behave a bit better when trying to aim the grappling hook. Rework the wind turbine blades contract to avoid a soft-lock. Extend the range of the grappling hook.
Patch notesAnother quick fix: Fix bug with too-large deadzone on wheel gamepad controls.
Patch notesJust some small fixes: Fix wind turbine colliders and adjust TV antenna colliders. Change the sound effect of the sausage.
Patch notesHello! This is a fairly big update with a whole new area, new parts, new cargo and more! What's new? New area {STEAM_CLAN_IMAGE}/40811413/f31c075a79a8d4c364bce09eaf7c94724743f116.png We've added a new area with 5 new hand-crafted main…
shapeshopEverything 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 |
|---|---|---|
| Mars First Logistics Soundtrack | WindowsmacOSLinux | 22 Jun 2023 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Mars First Logistics.exe | windows 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 |
|---|---|---|
WinAppDataLocalLow | Shape Shop\Mars First Logistics | AutoSave.sav |
WinAppDataLocalLow | Shape Shop\Mars First Logistics | vehicle*.png |
WinAppDataLocalLow | Shape Shop\Mars First Logistics | SaveSlot*.sav |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG