Kerbal Space Program sales3.6M copies
Squad · released April 26, 2015
PlayStationPCXbox
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Sales
3,600,000
all platforms · as of October 17, 2026
Latest Steam CCU
4,157
Steam daily peak · Oct 25, 2026
Steam all-time peak
23,459
Steam concurrent players · Apr 2026
$39.99all-time low: $9.99
Sales by platform
| Platforms | Sales | Share |
|---|---|---|
| PC | 2.9M | 81% |
| PlayStation | 400K | 11% |
| Xbox | 290K | 8% |
Source: Steam