Choose 8BitMMO
Choose 8BitMMO if you want an Action, Indie, and Massively Multiplayer game with Multi-player and MMO. 2,886 Steam reviews back the pick.
8BitMMO vs ERR - 001
8BitMMO and ERR - 001 both land in Adventure, RPG, Free To Play 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 Adventure, RPG, Free To Play on Steam. 8BitMMO (2015) is 1 year older than ERR - 001 (2016). ERR - 001 scores higher on Steam reviews (60% positive) than 8BitMMO (57.7% 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 ERR - 001
Choose ERR - 001 if it's a focused single-player run rather than a multiplayer commitment. ERR - 001 launched in 2016.
Both 8BitMMO and ERR - 001 sit in Adventure, RPG, and Free To Play on Steam, 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
 8BitMMO |  ERR - 001 | |
|---|---|---|
| Released | 2015 | 2016 |
| Genres | Action, Indie, Adventure, Massively Multiplayer, RPG, Free To Play | Adventure, RPG, Free To Play |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Unrated | Unrated |
| Price | Free to play | Free to play |
| Steam reviews | 57.7% positive (2,886 reviews) | 60% positive (20 reviews) |
| Multiplayer | Multi-player | Single-player only |
| Developers | Archive Entertainment | Gestmorph Games |
Side by side
- Both share Adventure, RPG, Free To Play on Steam.
- 8BitMMO (2015) is 1 year older than ERR - 001 (2016).
- ERR - 001 scores higher on Steam reviews (60% positive) than 8BitMMO (57.7% positive).
- Both are free to play.
8BitMMO vs ERR - 001 — FAQ
- Should I play 8BitMMO or ERR - 001 first?
- If you want chronology, 8BitMMO (2015) came out before ERR - 001 (2016). 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 8BitMMO and ERR - 001 similar?
- They overlap on Adventure, RPG, Free To Play 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 ERR - 001 have multiplayer like 8BitMMO?
- No. 8BitMMO supports multiplayer on Steam (Multi-player), while ERR - 001 is listed as single-player only.