Game artwork from the official Steam store; rights belong to the respective publisher.
Steam store edition · PC
CN · CNY · Steam
Price observed in the CN store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
BR · BRL · Steam
Price observed in the BR store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
JP · JPY · Steam
Price observed in the JP store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
DE · EUR · Steam
Price observed in the DE store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
AU · AUD · Steam
Price observed in the AU store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
CA · CAD · Steam
Price observed in the CA store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
GB · GBP · Steam
Price observed in the GB store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Steam store edition · PC
US · USD · Steam
Price observed in the US store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
39 Days to Mars is a co-operative (and single-player) steampunk puzzle-adventure game.
Step into the shoes of Sir Albert Wickes and The Right Honourable Clarence Baxter, two 19th century explorers who have chosen to pilot the HMS Fearful on its maiden voyage to Mars.
When the steam engine runs out of coal, the ship's cat shreds the navigation chart, and the tea gets cold, it becomes clear that interstellar transportation isn't a walk in the park. It will take the talents of two players working together on the problems that arise to get to Mars in one piece.
39 Days to Mars is a two player co-operative game.
The HMS Fearful is a masterpiece of unreliable engineering, therefore Albert and Baxter will need all the help they can get. Nothing can be done without the effort of both players, who have important roles to play in the adventure. SINGLEPLAYER AI
For the solo voyager, the ship's computer-controlled cat will keep you company. Without a second pair of hands, Albert will need an extra dose of dexterity to navigate the challenges…
Official store excerpt · Description source ↗
Read the store description ↗
Included content and base-game requirements have not been verified in the published record. Check the linked product source before buying.
Play on: PCCheck product contents and requirements ↗CN / CNY · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
CNY 50.92 lowest in the displayed observations, from Oct 15, 2026, 07:25 AM UTC to Oct 15, 2026, 07:25 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 07:25 AM UTC | CNY 50.92 |
BR / BRL · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
BRL 40.19 lowest in the displayed observations, from Oct 15, 2026, 07:19 AM UTC to Oct 15, 2026, 07:19 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 07:19 AM UTC | BRL 40.19 |
JP / JPY · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
JPY 154,100 lowest in the displayed observations, from Oct 15, 2026, 07:15 AM UTC to Oct 15, 2026, 07:15 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 07:15 AM UTC | JPY 154,100 |
DE / EUR · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
EUR 13.06 lowest in the displayed observations, from Oct 15, 2026, 07:11 AM UTC to Oct 15, 2026, 07:11 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 07:11 AM UTC | EUR 13.06 |
AU / AUD · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
AUD 19.76 lowest in the displayed observations, from Oct 15, 2026, 07:02 AM UTC to Oct 15, 2026, 07:02 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 07:02 AM UTC | AUD 19.76 |
CA / CAD · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
CAD 17.41 lowest in the displayed observations, from Oct 15, 2026, 06:57 AM UTC to Oct 15, 2026, 06:57 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 06:57 AM UTC | CAD 17.41 |
GB / GBP · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
GBP 11.22 lowest in the displayed observations, from Oct 15, 2026, 06:47 AM UTC to Oct 15, 2026, 06:47 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 06:47 AM UTC | GBP 11.22 |
US / USD · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
USD 13.39 lowest in the displayed observations, from Oct 15, 2026, 03:02 AM UTC to Oct 15, 2026, 03:02 AM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 15, 2026, 03:02 AM UTC | USD 13.39 |