Choose Erroneous
Choose Erroneous if you want the LAN PvP and LAN Co-op side of the pairing. On Steam, it's free to play, so the barrier to trying it is zero. Erroneous launched in 2022.
Erroneous vs Zombie Arena
Erroneous and Zombie Arena 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. Both released in 2022. Erroneous is free; Zombie Arena is paid (1.99 USD). 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 Zombie Arena
Choose Zombie Arena if you want an Adventure experience. Zombie Arena launched in 2022.
Both Erroneous and Zombie Arena sit in Action, Indie, and Early Access on Steam and both list Multi-player, Online PvP, and Online 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
 Erroneous |  Zombie Arena | |
|---|---|---|
| Released | 2022 | 2022 |
| Genres | Action, Indie, Early Access | Action, Indie, Adventure, Early Access |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | 1.99 USD |
| Steam reviews | 81% positive (21 reviews) | 8 reviews |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player, Online Co-op, Co-op |
| Developers | ErroneousCompany | Start Games |
Side by side
- Both share Action, Indie, Early Access on Steam.
- Both released in 2022.
- Erroneous is free; Zombie Arena is paid (1.99 USD).
- Both support cooperative play.
Erroneous vs Zombie Arena — FAQ
- Are Erroneous and Zombie Arena 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 Erroneous and Zombie Arena have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Erroneous ships Online Co-op, LAN Co-op; Zombie Arena ships Online Co-op, Co-op.
- Is Erroneous free?
- Yes — Erroneous is a free-to-play Steam title. Zombie Arena is paid (1.99 USD).