Choose SUMBR
Choose SUMBR if you want an Adventure game with Online PvP and Online Co-op.
SUMBR vs Petri Party
SUMBR and Petri Party 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. 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 Petri Party
Choose Petri Party if you want a Casual game with Steam Input API Support, Color Alternatives, and Camera Comfort. Petri Party launched in 2026.
Both SUMBR and Petri Party sit in Action and Indie on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen 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
 SUMBR |  Petri Party | |
|---|---|---|
| Released | — | 2026 |
| Genres | Action, Indie, Adventure | Action, Indie, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | — | — |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Shared/Split Screen Co-op, Co-op |
| Developers | LITERICH, Emmanuel Adefuye | Next Best Games |
Side by side
- Both share Action, Indie on Steam.
- Both support cooperative play.
SUMBR vs Petri Party — FAQ
- Are SUMBR and Petri Party 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.
- Do both SUMBR and Petri Party have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: SUMBR ships Online Co-op, Shared/Split Screen Co-op; Petri Party ships Shared/Split Screen Co-op, Co-op.