Main Assembly

Main Assembly

by Bad Yolk Games·published by Team17

Steam · Very Positive

Steam Facts

Data current as of Apr 22, 2026. We re-crawl reviews and metadata every 14 days.
Steam Sentiment82

Very Positive

This puts the game in the top 30% of all reviewed games on Steam.

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Quick Stats

Reviews

994en

1,337 total (all languages)

Current as of Apr 22, 2026

Released

Jan 26, 2021

Price

$3.99

Velocity

0.4/day

Slowing

Metadata current as of May 4, 2026 · Source: Steam

Market Reach

Estimated owners±100%Small-sample

39,000

Estimated gross revenue±100%Small-sample

$160.0K

Based on 1,337 reviews (all languages)

boxleiter_v2

Based on review count × genre/age/price-adjusted Boxleiter ratio. Gross revenue before Steam’s 30% cut, refunds, and regional pricing.

About

You’re the designer, engineer and architect if you can imagine it you can create it! Construct robots of any shape or size from eight-legged spider bots to eerie UFO contraptions.

Sentiment History

Sentiment over time

Playtime Sentiment

Sentiment by time invested

· 794 post-launch reviews
?
0h
56%84 rev
<2h
74%54 rev
2-10h
81%294 rev
10-50h
86%273 rev
50-200h
85%73 rev
200h+
88%16 rev

Sentiment is consistent across all playtime ranges — players feel the same way whether they've played 2 hours or 200.

Competitive Benchmark

Compared to 151 similar games in the Simulation genre released in 2021.

Sentiment vs. similar gamesTop 43%
Popularity vs. similar gamesTop 18%

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