Choose RoboArena
Choose RoboArena if you want a Massively Multiplayer and Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. RoboArena launched in 2020.
RoboArena vs Space Pirate King
RoboArena and Space Pirate King 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. RoboArena (2020) is 3 years older than Space Pirate King (2023). RoboArena is free; Space Pirate King is paid (5.99 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 Space Pirate King
Choose Space Pirate King if it's the newer release (2023) and ships with the modern feature baseline. Space Pirate King launched in 2023.
Both RoboArena and Space Pirate King sit in Action and Indie on Steam and both list Multi-player, Online PvP, and PvP, 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
 RoboArena |  Space Pirate King | |
|---|---|---|
| Released | 2020 | 2023 |
| Genres | Action, Indie, Massively Multiplayer, Free To Play | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | 5.99 USD |
| Steam reviews | 30.8% positive (13 reviews) | 1 reviews |
| Multiplayer | Multi-player | Multi-player |
| Developers | Novalink | TEASOFT |
Side by side
- Both share Action, Indie on Steam.
- RoboArena (2020) is 3 years older than Space Pirate King (2023).
- RoboArena is free; Space Pirate King is paid (5.99 USD).
RoboArena vs Space Pirate King — FAQ
- Should I play RoboArena or Space Pirate King first?
- If you want chronology, RoboArena (2020) came out before Space Pirate King (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 RoboArena and Space Pirate King 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.
- Is RoboArena free?
- Yes — RoboArena is a free-to-play Steam title. Space Pirate King is paid (5.99 USD).