Choose Kerbal Space Program
Choose Kerbal Space Program if it carries the stronger Steam consensus at 95.9% positive across 77,731 reviews.
Kerbal Space Program vs Signal Simulator
Kerbal Space Program and Signal Simulator 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 (2015) is 3 years older than Signal Simulator (2018). Kerbal Space Program scores higher on Steam reviews (95.9% positive) than Signal Simulator (78.2% positive). 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 Signal Simulator
Choose Signal Simulator if it's the newer release (2018) and ships with the modern feature baseline. Signal Simulator launched in 2018.
Both Kerbal Space Program and Signal Simulator 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 |  Signal Simulator | |
|---|---|---|
| Released | 2015 | 2018 |
| Genres | Indie, Simulation | Indie, Simulation |
| Platforms | Windows, macOS, Linux | Windows, Linux |
| Steam Deck | Deck Playable | Deck Playable |
| Price | 9.99 USD | 14.99 USD |
| Steam reviews | 95.9% positive (77,731 reviews) | 78.2% positive (825 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Squad | Blagovest Penev |
Side by side
- Both share Indie, Simulation on Steam.
- Kerbal Space Program (2015) is 3 years older than Signal Simulator (2018).
- Kerbal Space Program scores higher on Steam reviews (95.9% positive) than Signal Simulator (78.2% positive).
- Kerbal Space Program is currently ~33% cheaper on Steam than Signal Simulator (9.99 USD vs. 14.99 USD).
- Both are Deck Playable.
Kerbal Space Program vs Signal Simulator — FAQ
- Which is better, Kerbal Space Program or Signal Simulator?
- On Steam reviews Kerbal Space Program scores higher (95.9% positive) than Signal Simulator (78.2% positive). Both have enough reviews to trust the signal, so for players using reviews alone, Kerbal Space Program is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play Kerbal Space Program or Signal Simulator first?
- If you want chronology, Kerbal Space Program (2015) came out before Signal Simulator (2018). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Kerbal Space Program and Signal Simulator 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.