Choose Starship Simulator
Choose Starship Simulator if you want an Adventure, Free To Play, and Casual game with Online Co-op, Camera Comfort, and Co-op. On Steam, it's free to play, so the barrier to trying it is zero.
Starship Simulator vs Spiritus Astrum
Starship Simulator and Spiritus Astrum both land in Simulation, RPG 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 Simulation, RPG on Steam. Starship Simulator is free; Spiritus Astrum is paid (Price unknown). Starship Simulator has co-op; Spiritus Astrum does not. 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 Spiritus Astrum
Choose Spiritus Astrum if you want an Indie and Early Access game with Playable without Timed Input.
Both Starship Simulator and Spiritus Astrum sit in Simulation and RPG on Steam and both list Multi-player, 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
 Starship Simulator |  Spiritus Astrum | |
|---|---|---|
| Released | — | — |
| Genres | Adventure, Simulation, RPG, Free To Play, Casual | Indie, Simulation, RPG, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player |
| Developers | Fleetyard Studios | Phoenix Game Development |
Side by side
- Both share Simulation, RPG on Steam.
- Starship Simulator is free; Spiritus Astrum is paid (Price unknown).
- Starship Simulator has co-op; Spiritus Astrum does not.
Starship Simulator vs Spiritus Astrum — FAQ
- Are Starship Simulator and Spiritus Astrum similar?
- They overlap on Simulation, RPG 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.
- Is Starship Simulator free?
- Yes — Starship Simulator is a free-to-play Steam title. Spiritus Astrum is paid (Price unknown).