Choose Kerbal Space Program
Choose Kerbal Space Program if it matches what drew you to this matchup. 77,731 Steam reviews back the pick.
Kerbal Space Program vs Spaceflight Simulator 2
Kerbal Space Program and Spaceflight Simulator 2 both land in Indie, Simulation on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Indie, Simulation on Steam. Kerbal Space Program is Deck Playable on Steam Deck; Spaceflight Simulator 2 has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Spaceflight Simulator 2
Choose Spaceflight Simulator 2 if it matches what drew you to this matchup.
Both Kerbal Space Program and Spaceflight Simulator 2 sit in Indie and Simulation on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Kerbal Space Program |  Spaceflight Simulator 2 | |
|---|---|---|
| Released | 2015 | — |
| Genres | Indie, Simulation | Indie, Simulation |
| Platforms | Windows, macOS, Linux | Windows, macOS |
| Steam Deck | Deck Playable | Unrated |
| Price | 9.99 USD | Price unknown |
| Steam reviews | 95.9% positive (77,731 reviews) | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Squad | Team Curiosity ✦ |
Side by side
- Both share Indie, Simulation on Steam.
- Kerbal Space Program is Deck Playable on Steam Deck; Spaceflight Simulator 2 has no Deck rating yet.
Kerbal Space Program vs Spaceflight Simulator 2 — FAQ
- Are Kerbal Space Program and Spaceflight Simulator 2 similar?
- They overlap on Indie, Simulation on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does Kerbal Space Program run on Steam Deck?
- Yes — Kerbal Space Program is rated Deck Playable by Valve. Spaceflight Simulator 2 doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.