Choose Species: Unknown
Choose Species: Unknown if it matches what drew you to this matchup. 3,668 Steam reviews back the pick.
Species: Unknown vs Project Corruption
Species: Unknown and Project Corruption both land in Action, Indie, Early Access 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, Early Access on Steam. Species: Unknown (2025) is 4 years older than Project Corruption (2029). 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 Project Corruption
Choose Project Corruption if you want a Strategy game with Online PvP, LAN PvP, and LAN Co-op. On Steam, it's the newer release (2029) and ships with the modern feature baseline. Project Corruption launched in 2029.
Both Species: Unknown and Project Corruption sit in Action, Indie, and Early Access 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
 Species: Unknown |  Project Corruption | |
|---|---|---|
| Released | 2025 | 2029 |
| Genres | Action, Indie, Early Access | Action, Strategy, Indie, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 9.99 USD | Price unknown |
| Steam reviews | 95.1% positive (3,668 reviews) | — |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, LAN Co-op |
| Developers | WanadevStudio | Over Scope Games |
Side by side
- Both share Action, Indie, Early Access on Steam.
- Species: Unknown (2025) is 4 years older than Project Corruption (2029).
- Both support cooperative play.
- Species: Unknown is Deck Unsupported on Steam Deck; Project Corruption has no Deck rating yet.
Species: Unknown vs Project Corruption — FAQ
- Should I play Species: Unknown or Project Corruption first?
- If you want chronology, Species: Unknown (2025) came out before Project Corruption (2029). 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 Species: Unknown and Project Corruption similar?
- They overlap on Action, Indie, Early Access 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 Species: Unknown and Project Corruption have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Species: Unknown ships Online Co-op, Co-op; Project Corruption ships Online Co-op, LAN Co-op.