Choose Blocksworld
Choose Blocksworld if you want an Indie, Free To Play, and Casual experience. On Steam, it's free to play, so the barrier to trying it is zero. Blocksworld launched in 2017.
Blocksworld vs Main Assembly
Blocksworld and Main Assembly both land in Simulation 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 are Simulation games on Steam. Blocksworld (2017) is 4 years older than Main Assembly (2021). Main Assembly scores higher on Steam reviews (84.2% positive) than Blocksworld (67.5% 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 Main Assembly
Choose Main Assembly if you want the Multi-player, Online PvP, and Online Co-op side of the pairing. On Steam, it carries the stronger Steam consensus at 84.2% positive across 745 reviews.
Both Blocksworld and Main Assembly sit in Simulation 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
 Blocksworld |  Main Assembly | |
|---|---|---|
| Released | 2017 | 2021 |
| Genres | Indie, Simulation, Free To Play, Casual, Early Access | Simulation |
| Platforms | Windows | Windows |
| Steam Deck | Deck Unsupported | Deck Playable |
| Price | Free to play | 19.99 USD |
| Steam reviews | 67.5% positive (625 reviews) | 84.2% positive (745 reviews) |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | Fortell Games, Blocksworld LLC | Bad Yolk Games |
Side by side
- Both are Simulation games on Steam.
- Blocksworld (2017) is 4 years older than Main Assembly (2021).
- Main Assembly scores higher on Steam reviews (84.2% positive) than Blocksworld (67.5% positive).
- Blocksworld is free; Main Assembly is paid (19.99 USD).
- Main Assembly has co-op; Blocksworld does not.
- Steam Deck: Blocksworld is Deck Unsupported, Main Assembly is Deck Playable.
Blocksworld vs Main Assembly — FAQ
- Which is better, Blocksworld or Main Assembly?
- On Steam reviews Main Assembly scores higher (84.2% positive) than Blocksworld (67.5% positive). Both have enough reviews to trust the signal, so for players using reviews alone, Main Assembly is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play Blocksworld or Main Assembly first?
- If you want chronology, Blocksworld (2017) came out before Main Assembly (2021). 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 Blocksworld and Main Assembly similar?
- They overlap on Simulation 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 Blocksworld have multiplayer like Main Assembly?
- No. Main Assembly supports multiplayer on Steam (Multi-player, Online Co-op, Co-op), while Blocksworld is listed as single-player only.
- Is Blocksworld free?
- Yes — Blocksworld is a free-to-play Steam title. Main Assembly is paid (19.99 USD).