Choose Zero Gravity
Choose Zero Gravity if it's free to play, so the barrier to trying it is zero. Zero Gravity launched in 2016.
Zero Gravity vs INTERSTELLAR PRIME
Zero Gravity and INTERSTELLAR PRIME both land in Action, Strategy, 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, Strategy, Indie on Steam. Zero Gravity (2016) is 4 years older than INTERSTELLAR PRIME (2020). Zero Gravity scores higher on Steam reviews (53.3% positive) than INTERSTELLAR PRIME (37% 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 INTERSTELLAR PRIME
Choose INTERSTELLAR PRIME if you want a Simulation experience. On Steam, it's the newer release (2020) and ships with the modern feature baseline. INTERSTELLAR PRIME launched in 2020.
Both Zero Gravity and INTERSTELLAR PRIME sit in Action, Strategy, 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
 Zero Gravity |  INTERSTELLAR PRIME | |
|---|---|---|
| Released | 2016 | 2020 |
| Genres | Action, Strategy, Indie, Adventure, RPG, Early Access | Action, Strategy, Indie, Adventure, Simulation, RPG, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | 9.99 USD |
| Steam reviews | 53.3% positive (15 reviews) | 37% positive (27 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Dima Zangana, Outback Studios | Dreamcatcher Studio |
Side by side
- Both share Action, Strategy, Indie on Steam.
- Zero Gravity (2016) is 4 years older than INTERSTELLAR PRIME (2020).
- Zero Gravity scores higher on Steam reviews (53.3% positive) than INTERSTELLAR PRIME (37% positive).
- Zero Gravity is free; INTERSTELLAR PRIME is paid (9.99 USD).
Zero Gravity vs INTERSTELLAR PRIME — FAQ
- Should I play Zero Gravity or INTERSTELLAR PRIME first?
- If you want chronology, Zero Gravity (2016) came out before INTERSTELLAR PRIME (2020). 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 Zero Gravity and INTERSTELLAR PRIME similar?
- They overlap on Action, Strategy, 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.
- Is Zero Gravity free?
- Yes — Zero Gravity is a free-to-play Steam title. INTERSTELLAR PRIME is paid (9.99 USD).