Choose Project Unknown
Choose Project Unknown if you want an Adventure experience. On Steam, it's currently about 38% cheaper on the Steam Store. Project Unknown launched in 2025.
Project Unknown vs On Dark Terms
Project Unknown and On Dark Terms 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. On Dark Terms (2024) is 1 year older than Project Unknown (2025). Project Unknown scores higher on Steam reviews (86.9% positive) than On Dark Terms (69.1% positive). 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 On Dark Terms
Choose On Dark Terms if it matches what drew you to this matchup. On Dark Terms launched in 2024.
Both Project Unknown and On Dark Terms sit in Action and Indie 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
 Project Unknown |  On Dark Terms | |
|---|---|---|
| Released | 2025 | 2024 |
| Genres | Action, Indie, Adventure | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Deck Playable |
| Price | 4.99 USD | 7.99 USD |
| Steam reviews | 86.9% positive (337 reviews) | 69.1% positive (68 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Multi-player, Online Co-op, Co-op |
| Developers | PsychoRavens | Dimensionless Games |
Side by side
- Both share Action, Indie on Steam.
- On Dark Terms (2024) is 1 year older than Project Unknown (2025).
- Project Unknown scores higher on Steam reviews (86.9% positive) than On Dark Terms (69.1% positive).
- Project Unknown is currently ~38% cheaper on Steam than On Dark Terms (4.99 USD vs. 7.99 USD).
- Both support cooperative play.
- Both are Deck Playable.
Project Unknown vs On Dark Terms — FAQ
- Should I play Project Unknown or On Dark Terms first?
- If you want chronology, On Dark Terms (2024) came out before Project Unknown (2025). 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 Project Unknown and On Dark Terms 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 Project Unknown and On Dark Terms have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Project Unknown ships Online Co-op, Co-op; On Dark Terms ships Online Co-op, Co-op.