Released Oct 17, 2018 $19.99 Mostly Positive Counts toward your Steam games

Terraforming Mars

By Artefacts Studio · published by Twin Sails Interactive

Board Game Strategy Space Tabletop Turn-BasedMarsMultiplayer Sci-fi SingleplayerManagementTurn-Based StrategyHex Grid

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Followers —

Reviews 5,218 Mostly Positive

Players yesterday 361 at the busiest moment

Owners 500K–1M estimated

Terraforming Mars is a game tagged Board Game, Strategy and Space by Artefacts Studio, released Oct 17, 2018. It has 5,218 Steam reviews (Mostly Positive). It has an estimated 500K–1M owners on Steam. The Steam games most like it include Nexus 5X, SpaceCorp: 2025-2300AD and Greed Corp.

The taming of the Red Planet has begun! Corporations are competing to transform Mars into a habitable planet by spending vast resources and using innovative technology to raise temperature, create a breathable atmosphere, and make oceans of water.

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<a href="https://launchrivals.com/games/800270-terraforming-mars"><img src="https://launchrivals.com/games/800270/badge.png" alt="Terraforming Mars launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/800270-terraforming-mars"><img src="https://launchrivals.com/games/800270/badge.png?theme=light" alt="Terraforming Mars launch date" width="320" height="84"></a>

Nexus 5X 65% match · Board Game, Strategy, Space
SpaceCorp: 2025-2300AD 62% match · Board Game, Strategy, Space
Greed Corp 62% match · Board Game, Strategy, Turn-Based
Hus: The 4-Row Mancala 61% match · Board Game, Strategy, Tabletop
Tharsis 60% match · Board Game, Strategy, Space
Mysterium: A Psychic Clue Game 59% match · Board Game, Strategy, Tabletop
One Deck Galaxy 59% match · Board Game, Strategy, Space
The Red Cathedral 59% match · Board Game, Strategy, Tabletop
Battle Worlds: Kronos 58% match · Strategy, Turn-Based, Multiplayer
Sword of the Stars: Complete Collection 58% match · Strategy, Space, Turn-Based

Steam data

Everything Steam lists for Terraforming Mars · record updated 2 hours ago

Steam store

Overview

App ID800270

Release dateOct 17, 2018

Last change number39323160

Last record update2 hours ago

App type: Game
Developer: Artefacts Studio
Publisher: Twin Sails Interactive
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Franchise: Twin Sails Interactive
Website: Twin-Sails.com
Links: X YouTube Discord

Language	Interface	Full audio	Subtitles
English	Yes
French	Yes
Italian	Yes
German	Yes
Spanish - Spain	Yes
Swedish	Yes

Windows macOS

Steam Deck: Verified

Single-playerMulti-playerPvPOnline PvPShared/split screen PvPSteam AchievementsRemote Play TogetherFamily Sharing

Prices

Price · US$19.99

On sale0 of 41regions right now

Lowest seen · US$19.99Oct 24, 2026

Checked1 day agoin 41 regions

South Korea₩KRW

Every price change is kept from Oct 24, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
23562526	public	Jun 9, 2026

Packages & DLC

ID	Name	Games	Price (US)
243357	Terraforming Mars	1	$19.99
13947 Bundle	Expert	4	$43.36
25912 Bundle	Terraforming Mars - Collection Bundle	1	$50.33

ID	Name	Price (US)
1245590	Not on the store yet	—
1785010	Not on the store yet	—
2625120	Not on the store yet	—
2948100	Not on the store yet	—
2948110	Not on the store yet	—
4143120	Not on the store yet	—

Depots

ID	Name	Systems	Size	Download	Manifest
800271	—	Windows	303.6 MB	172.1 MB	2405926726810866260
800272	—	macOS	689.2 MB	178.4 MB	3743988651914100164

Branch	Build	Updated	Access
public	23562526	Jun 9, 2026	Open

Configuration

Install foldersteamapps/common/Terraforming Mars

Executable	Arguments	Systems	Description
TerraformingMars.exe		Windows
TerraformingMars.app		macOS

Screenshots

Update history

Oct 25, 2026 · 14:14 #39323160
- appid removed
- common.ReleaseState added released
- common.releasestate removed

Data from public Steam pages, updated daily; 2 days of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.

Terraforming Mars

About Terraforming Mars

Steam data

Overview

App info

Languages

Platforms

Features

Related apps

Prices

South Korea₩KRW

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

Builds

Packages & DLC

Packages

DLCs

Depots

Depots

Branches

Configuration

Launch options

Screenshots

Update history

Changes to the Steam record