GAME VS GAME
Kerbal Space Program is more popular right now with 2,663 players on Steam, 127 times as many players as Space Simulation Toolkit (21). The highest all-time peak belongs to Kerbal Space Program (23,482 players).
Concurrent players on Steam. Drag or pinch to zoom; the table below has every number.
| Stat |  Kerbal Space Program |  Space Simulation Toolkit |
|---|---|---|
| Players right now | 2,663 | 21 |
| 24-hour peak | 3,413 | 21 |
| All-time peak | 23,482Apr 19, 2026 | 71Jan 1, 2024 |
| 30-day average players | 2,658 | n/a |
| Steam reviews | 95.6% positive148k reviews | 79.7% positive369 reviews |
| Price now (US) | $39.99 | $24.99 |
| Lowest price we have seen | $3.99 Dec 20, 2025 | $17.49 Oct 23, 2026 |
| Twitch viewers now | 1629 on average, 7 days | n/a |
| Release date | Mar 1, 2013 | Jun 5, 2020 |
Green marks the leader in each row (for prices, the cheaper game). Prices are US Steam prices.
Kerbal Space ProgramSpace Simulation ToolkitPick 2 to 4 games. Only games with a player count page can be compared.
Kerbal Space Program is more popular right now with 2,663 players on Steam, 127 times as many players as Space Simulation Toolkit (21). The highest all-time peak belongs to Kerbal Space Program (23,482 players).
Kerbal Space Program peaked at 23,482 concurrent players on April 19, 2026. Space Simulation Toolkit peaked at 71 concurrent players on January 1, 2024.
Kerbal Space Program costs $39.99 on the US Steam store, and the lowest price we have seen is $3.99. Space Simulation Toolkit costs $24.99 on the US Steam store, and the lowest price we have seen is $17.49.
Player counts updated 48 seconds ago.
RageQuit Charts is not affiliated with Valve Corporation. Steam and the Steam logo are trademarks of Valve Corporation. Player counts come from the official Steam Web API.
