Choose Core Keeper
Choose Core Keeper if you want a Simulation and RPG game with Multi-player, Online Co-op, and Co-op. On Steam, it's Steam Deck Verified, so handheld play works out of the box. 22,806 Steam reviews back the pick.
Core Keeper vs Cosmorists
Core Keeper and Cosmorists both land in Action, Indie, Adventure 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, Adventure on Steam. Both released in 2024. Cosmorists is currently ~50% cheaper on Steam than Core Keeper (9.99 USD vs. 19.99 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 Cosmorists
Choose Cosmorists if you want a Casual and Early Access experience. On Steam, it's currently about 50% cheaper on the Steam Store. Cosmorists launched in 2024.
Both Core Keeper and Cosmorists sit in Action, Indie, and Adventure 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
 Core Keeper |  Cosmorists | |
|---|---|---|
| Released | 2024 | 2024 |
| Genres | Action, Indie, Adventure, Simulation, RPG | Action, Indie, Adventure, Casual, Early Access |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 19.99 USD | 9.99 USD |
| Steam reviews | 94.8% positive (22,806 reviews) | 5 reviews |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Pugstorm | Stellar Roots |
Side by side
- Both share Action, Indie, Adventure on Steam.
- Both released in 2024.
- Cosmorists is currently ~50% cheaper on Steam than Core Keeper (9.99 USD vs. 19.99 USD).
- Core Keeper has co-op; Cosmorists does not.
- Core Keeper is Deck Verified on Steam Deck; Cosmorists has no Deck rating yet.
Core Keeper vs Cosmorists — FAQ
- Are Core Keeper and Cosmorists similar?
- They overlap on Action, Indie, Adventure 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 Cosmorists have multiplayer like Core Keeper?
- No. Core Keeper supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Cosmorists is listed as single-player only.
- Does Core Keeper run on Steam Deck?
- Yes — Core Keeper is rated Deck Verified by Valve. Cosmorists doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.