Choose MIR4
Choose MIR4 if you want the Online PvP and PvP side of the pairing. On Steam, it carries the stronger Steam consensus at 67.1% positive across 4,188 reviews.
MIR4 vs Heartwood Online
MIR4 and Heartwood Online both land in Action, Adventure, Massively Multiplayer 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, Adventure, Massively Multiplayer on Steam. MIR4 (2021) is 2 years older than Heartwood Online (2023). MIR4 scores higher on Steam reviews (67.1% positive) than Heartwood Online (62.5% 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 Heartwood Online
Choose Heartwood Online if you want an Indie, Casual, and Early Access experience. 1,765 Steam reviews back the pick.
Both MIR4 and Heartwood Online sit in Action, Adventure, and Massively Multiplayer on Steam and both list Multi-player, MMO, 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
 MIR4 |  Heartwood Online | |
|---|---|---|
| Released | 2021 | 2023 |
| Genres | Action, Adventure, Massively Multiplayer, RPG, Free To Play | Action, Indie, Adventure, Massively Multiplayer, RPG, Free To Play, Casual, Early Access |
| Platforms | Windows | Windows |
| Steam Deck | Deck Unsupported | Deck Playable |
| Price | Free to play | Free to play |
| Steam reviews | 67.1% positive (4,188 reviews) | 62.5% positive (1,765 reviews) |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Wemade Next | E Bros |
Side by side
- Both share Action, Adventure, Massively Multiplayer on Steam.
- MIR4 (2021) is 2 years older than Heartwood Online (2023).
- MIR4 scores higher on Steam reviews (67.1% positive) than Heartwood Online (62.5% positive).
- Both are free to play.
- Both support cooperative play.
- Steam Deck: MIR4 is Deck Unsupported, Heartwood Online is Deck Playable.
MIR4 vs Heartwood Online — FAQ
- Which is better, MIR4 or Heartwood Online?
- On Steam reviews MIR4 scores higher (67.1% positive) than Heartwood Online (62.5% positive). Both have enough reviews to trust the signal, so for players using reviews alone, MIR4 is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play MIR4 or Heartwood Online first?
- If you want chronology, MIR4 (2021) came out before Heartwood Online (2023). 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 MIR4 and Heartwood Online similar?
- They overlap on Action, Adventure, Massively Multiplayer 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 MIR4 and Heartwood Online have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: MIR4 ships Online Co-op, Co-op; Heartwood Online ships Online Co-op, Co-op.