Choose Contagion
Choose Contagion if you want an Adventure game with Multi-player, Online PvP, and Online Co-op. On Steam, it carries the stronger Steam consensus at 73.2% positive across 5,535 reviews.
Contagion vs Dead Effect
Contagion and Dead Effect 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. Contagion (2013) is 1 year older than Dead Effect (2014). Contagion scores higher on Steam reviews (73.2% positive) than Dead Effect (71.1% 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 Dead Effect
Choose Dead Effect if it's currently about 50% cheaper on the Steam Store. 1,347 Steam reviews back the pick.
Both Contagion and Dead Effect sit in Action and Indie on Steam and both list Steam Leaderboards, 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
 Contagion |  Dead Effect | |
|---|---|---|
| Released | 2013 | 2014 |
| Genres | Action, Indie, Adventure | Action, Indie |
| Platforms | Windows | Windows, macOS |
| Steam Deck | Deck Verified | Unrated |
| Price | 9.99 USD | 4.99 USD |
| Steam reviews | 73.2% positive (5,535 reviews) | 71.1% positive (1,347 reviews) |
| Multiplayer | Multi-player, Online Co-op, Co-op | Single-player only |
| Developers | Monochrome, Inc | BadFly Interactive, a.s. |
Side by side
- Both share Action, Indie on Steam.
- Contagion (2013) is 1 year older than Dead Effect (2014).
- Contagion scores higher on Steam reviews (73.2% positive) than Dead Effect (71.1% positive).
- Dead Effect is currently ~50% cheaper on Steam than Contagion (4.99 USD vs. 9.99 USD).
- Contagion has co-op; Dead Effect does not.
- Contagion is Deck Verified on Steam Deck; Dead Effect has no Deck rating yet.
Contagion vs Dead Effect — FAQ
- Which is better, Contagion or Dead Effect?
- On Steam reviews Contagion scores higher (73.2% positive) than Dead Effect (71.1% positive). Both have enough reviews to trust the signal, so for players using reviews alone, Contagion is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play Contagion or Dead Effect first?
- If you want chronology, Contagion (2013) came out before Dead Effect (2014). 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 Contagion and Dead Effect 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.
- Does Dead Effect have multiplayer like Contagion?
- No. Contagion supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Dead Effect is listed as single-player only.
- Does Contagion run on Steam Deck?
- Yes — Contagion is rated Deck Verified by Valve. Dead Effect doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.