Choose Mars Quest
Choose Mars Quest if you want a Casual game with Multi-player, Online PvP, and Online Co-op. On Steam, it's currently about 80% cheaper on the Steam Store. Mars Quest launched in 2021.
Mars Quest vs They Came From the Sky 2
Mars Quest and They Came From the Sky 2 both land in Action, Indie 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 Action, Indie on Steam. Mars Quest (2021) is 2 years older than They Came From the Sky 2 (2023). Mars Quest is currently ~80% cheaper on Steam than They Came From the Sky 2 (1.99 USD vs. 9.99 USD). 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 They Came From the Sky 2
Choose They Came From the Sky 2 if it's a focused single-player run rather than a multiplayer commitment. They Came From the Sky 2 launched in 2023.
Both Mars Quest and They Came From the Sky 2 sit in Action and Indie 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
 Mars Quest |  They Came From the Sky 2 | |
|---|---|---|
| Released | 2021 | 2023 |
| Genres | Action, Indie, Casual | Action, Indie |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 1.99 USD | 9.99 USD |
| Steam reviews | 2 reviews | 7 reviews |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Single-player only |
| Developers | JRC | FobTi interactive |
Side by side
- Both share Action, Indie on Steam.
- Mars Quest (2021) is 2 years older than They Came From the Sky 2 (2023).
- Mars Quest is currently ~80% cheaper on Steam than They Came From the Sky 2 (1.99 USD vs. 9.99 USD).
- Mars Quest has co-op; They Came From the Sky 2 does not.
Mars Quest vs They Came From the Sky 2 — FAQ
- Should I play Mars Quest or They Came From the Sky 2 first?
- If you want chronology, Mars Quest (2021) came out before They Came From the Sky 2 (2023). 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 Mars Quest and They Came From the Sky 2 similar?
- They overlap on Action, Indie 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 They Came From the Sky 2 have multiplayer like Mars Quest?
- No. Mars Quest supports multiplayer on Steam (Multi-player, Cross-Platform Multiplayer, Online Co-op), while They Came From the Sky 2 is listed as single-player only.