Choose Enter The Moon
Choose Enter The Moon if you want an Action experience. Enter The Moon launched in 2018.
Enter The Moon vs PlanetMars3D: Spirit Mission
Enter The Moon and PlanetMars3D: Spirit Mission both land in 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 are Simulation games on Steam. Enter The Moon (2018) is 8 years older than PlanetMars3D: Spirit Mission (2026). 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 PlanetMars3D: Spirit Mission
Choose PlanetMars3D: Spirit Mission if you want an Indie, Adventure, and Casual game with Playable without Timed Input. On Steam, it's the newer release (2026) and ships with the modern feature baseline. PlanetMars3D: Spirit Mission launched in 2026.
Both Enter The Moon and PlanetMars3D: Spirit Mission sit in 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
 Enter The Moon |  PlanetMars3D: Spirit Mission | |
|---|---|---|
| Released | 2018 | 2026 |
| Genres | Action, Simulation | Indie, Adventure, Simulation, Casual |
| Platforms | Windows | Windows, macOS |
| Steam Deck | Unrated | Unrated |
| Price | 6.49 USD | Price unknown |
| Steam reviews | 2 reviews | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Paul Sobkowiak | 4AI Limited |
Side by side
- Both are Simulation games on Steam.
- Enter The Moon (2018) is 8 years older than PlanetMars3D: Spirit Mission (2026).
Enter The Moon vs PlanetMars3D: Spirit Mission — FAQ
- Should I play Enter The Moon or PlanetMars3D: Spirit Mission first?
- If you want chronology, Enter The Moon (2018) came out before PlanetMars3D: Spirit Mission (2026). 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 Enter The Moon and PlanetMars3D: Spirit Mission similar?
- They overlap on 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.