Choose Hell Express
Choose Hell Express if you want an Adventure game with Steam Input API Support.
Hell Express vs P.R.I.M.A.L. Keepers
Hell Express and P.R.I.M.A.L. Keepers both land in Action 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 are Action games on Steam. Both support cooperative play. 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 P.R.I.M.A.L. Keepers
Choose P.R.I.M.A.L. Keepers if you want the Online PvP and PvP side of the pairing.
Both Hell Express and P.R.I.M.A.L. Keepers sit in Action on Steam and both list Multi-player, Online Co-op, and Co-op, 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
 Hell Express |  P.R.I.M.A.L. Keepers | |
|---|---|---|
| Released | — | — |
| Genres | Action, Adventure | Action |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | Full Metal Bagel Games | RaPi_Games |
Side by side
- Both are Action games on Steam.
- Both support cooperative play.
Hell Express vs P.R.I.M.A.L. Keepers — FAQ
- Are Hell Express and P.R.I.M.A.L. Keepers similar?
- They overlap on Action 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.
- Do both Hell Express and P.R.I.M.A.L. Keepers have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Hell Express ships Online Co-op, Co-op; P.R.I.M.A.L. Keepers ships Online Co-op, Co-op.