Choose Rockjack
Choose Rockjack if you want an Early Access experience. On Steam, it's free to play, so the barrier to trying it is zero. Rockjack launched in 2020.
Rockjack vs OMEGA SPACE
Rockjack and OMEGA SPACE both land in Action, Indie, Casual 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, Casual on Steam. Rockjack (2020) is 5 years older than OMEGA SPACE (2025). Rockjack is free; OMEGA SPACE is paid (0.99 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 OMEGA SPACE
Choose OMEGA SPACE if you want a Strategy and Simulation experience. On Steam, it's the newer release (2025) and ships with the modern feature baseline. OMEGA SPACE launched in 2025.
Both Rockjack and OMEGA SPACE sit in Action, Indie, and Casual 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
 Rockjack |  OMEGA SPACE | |
|---|---|---|
| Released | 2020 | 2025 |
| Genres | Action, Indie, Casual, Early Access | Action, Strategy, Indie, Simulation, Casual |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | Free to play | 0.99 USD |
| Steam reviews | 7 reviews | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Man Cave Entertainment | greencode S.r.l.s. |
Side by side
- Both share Action, Indie, Casual on Steam.
- Rockjack (2020) is 5 years older than OMEGA SPACE (2025).
- Rockjack is free; OMEGA SPACE is paid (0.99 USD).
- Rockjack is Deck Playable on Steam Deck; OMEGA SPACE has no Deck rating yet.
Rockjack vs OMEGA SPACE — FAQ
- Should I play Rockjack or OMEGA SPACE first?
- If you want chronology, Rockjack (2020) came out before OMEGA SPACE (2025). 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 Rockjack and OMEGA SPACE similar?
- They overlap on Action, Indie, Casual 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 Rockjack free?
- Yes — Rockjack is a free-to-play Steam title. OMEGA SPACE is paid (0.99 USD).
- Does Rockjack run on Steam Deck?
- Yes — Rockjack is rated Deck Playable by Valve. OMEGA SPACE doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.