How many people are playing MARS 2120 right now?

MARS 2120 is app 1424290 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of MARS 2120?

2 concurrent players on 17 Sep 2026.

MARS 2120 was released on Steam on 1 Aug 2024.

Every achievement on record

66 achievements · 15 secret

Experiment I-17Secret
Steam withholds the description of a secret achievement.
—
Experiment I-17 (encore)Secret
Steam withholds the description of a secret achievement.
—
Experiment F-08Secret
Steam withholds the description of a secret achievement.
—