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Main Assembly

App ID 1078920
App Type Game
Developer
Publisher Team17
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 28983991
Last Record Update 14 May 2025 – 15:23:44 UTC ()
Release Date 26 January 2021 – 16:00:00 UTC ()

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.

Additional Information

Developer Bad Yolk Games
metacritic_name Main Assembly
controller_support partial
community_visible_stats Yes
workshop_visible Yes
ReleaseState released
Publisher Team17
eulas
0 ↴
id1078920_eula_0
nameMain Assembly EULA
urlhttps://store.steampowered.com//eula/1078920_eula_0
version1
Store Release Date 26 January 2021 – 16:01:15 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.gg/mainassembly
https://www.facebook.com/BadYolkGames/
https://www.twitch.tv/badyolkgames
https://x.com/BadYolkGames
https://www.youtube.com/channel/UChbuHV7NUa4P69fiy5zDOhw/
Primary Genre Simulation (28)
Store Genres Simulation (28)
Steam Release Date 26 January 2021 – 16:00:00 UTC ()
Store Asset Modification Time 10 November 2022 – 09:04:06 UTC () (1668071046)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionCenterCenter
width_pct66.82206724376545
height_pct100
osextended empty string
review_score 8
review_percentage 84
Detected Technologies (?) Unreal Engine, CEF SDK, NVIDIA_APEX SDK, NVIDIA_Nsight_Aftermath SDK, NVIDIA_PhysX SDK, NvCloth SDK, Ogg SDK, Vorbis SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Entering some text requires manually invoking the on-screen keyboard
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  • Note: This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: Entering some text requires manually invoking the on-screen keyboard
  • Note: Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  • Note: This game does not default to external Bluetooth/USB controllers on SteamOS, and may require manually switching the active controller via the Quick Access Menu
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 5 March 2022 – 00:00:00 UTC
  • tested_build_id: 6123531
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke1
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_01
    non_deck_display_glyphs1
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-experimental
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
Early Access Release Date 11 June 2020 – 00:00:00 UTC ()
First seen on SteamDB 30 April 2019 – 12:27:56 UTC (), in changelist #6175879

Supported Languages

10 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes Yes
French Yes Yes Yes
Italian Yes Yes Yes
German Yes Yes Yes
Spanish - Spain Yes Yes Yes
Russian Yes Yes Yes
Simplified Chinese Yes Yes Yes
Traditional Chinese Yes Yes Yes
Portuguese - Brazil Yes Yes Yes
Japanese Yes Yes Yes

Tags

Categories

Hardware Categories

clienticon c6dac08bbaf164918a980933f4029c90ddd676b5
clienttga 5ba9ec1e31222a541c77a09ad74999a7c75caa41
icon 372ee3533572c5b29a5fffd0f096b3cdc9c8e8f9
logo 73710968d1adda2b6fcee1cb9e319f617891a5e1
logo_small 73710968d1adda2b6fcee1cb9e319f617891a5e1_thumb
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
logo_position/pinned_positionCenterCenter
logo_position/width_pct66.82206724376545
logo_position/height_pct100
image/englishlogo.png
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
library_hero_2xlibrary_hero_2x.jpg
community_icon372ee3533572c5b29a5fffd0f096b3cdc9c8e8f9.jpg
page_background_pathapp/1078920
raw_page_backgroundpage_bg_raw.jpg
timestamp15 October 2024 – 14:38:28 UTC
Trailers
256819722 ↴
trailer_nameRelease Out of Early Access
trailer_category0
trailer_480p/video/webm256819722/movie480_vp9.webm
trailer_480p/video/mp4256819722/movie480.mp4
trailer_max/video/webm256819722/movie_max_vp9.webm
trailer_max/video/mp4256819722/movie_max.mp4
microtrailer/video/webm1078920/343310/da2e717a7db9da6cd4d10251b0232bfd0ec1b8ed/1750613137/microtrailer.webm
microtrailer/video/mp41078920/343310/da2e717a7db9da6cd4d10251b0232bfd0ec1b8ed/1750613137/microtrailer.mp4
screenshot_medium256819722/movie.293x165.jpg
screenshot_full256819722/movie_full.jpg
trailer_base_id343310
all_agestrue
is_highlighttrue
timestamp1628160512
256817430 ↴
trailer_nameRelease Date Announcement
trailer_category0
trailer_480p/video/webm256817430/movie480_vp9.webm
trailer_480p/video/mp4256817430/movie480.mp4
trailer_max/video/webm256817430/movie_max_vp9.webm
trailer_max/video/mp4256817430/movie_max.mp4
microtrailer/video/webm1078920/339053/daf19dca0451c3437c4da559b3c5e414f739ac73/1750613131/microtrailer.webm
microtrailer/video/mp41078920/339053/daf19dca0451c3437c4da559b3c5e414f739ac73/1750613131/microtrailer.mp4
screenshot_medium256817430/movie.293x165.jpg
screenshot_full256817430/movie_full.jpg
trailer_base_id339053
all_agestrue
is_highlighttrue
timestamp1610039868
256808807 ↴
trailer_nameBot Brawl Update Trailer
trailer_category0
trailer_480p/video/webm256808807/movie480_vp9.webm
trailer_480p/video/mp4256808807/movie480.mp4
trailer_max/video/webm256808807/movie_max_vp9.webm
trailer_max/video/mp4256808807/movie_max.mp4
microtrailer/video/webm1078920/325402/04ad2cd2c8477bb2d6fe4fae8453ebc474d6f5e5/1750613127/microtrailer.webm
microtrailer/video/mp41078920/325402/04ad2cd2c8477bb2d6fe4fae8453ebc474d6f5e5/1750613127/microtrailer.mp4
screenshot_medium256808807/movie.293x165.jpg
screenshot_full256808807/movie_full.jpg
trailer_base_id325402
all_agestrue
is_highlighttrue
timestamp1605093667
256800068 ↴
trailer_name1k Workshop Creations
trailer_category0
trailer_480p/video/webm256800068/movie480_vp9.webm
trailer_480p/video/mp4256800068/movie480.mp4
trailer_max/video/webm256800068/movie_max_vp9.webm
trailer_max/video/mp4256800068/movie_max.mp4
microtrailer/video/webm1078920/310541/ee62fae87f029891a8bb4aaf1fe6c63366a446c0/1750613126/microtrailer.webm
microtrailer/video/mp41078920/310541/ee62fae87f029891a8bb4aaf1fe6c63366a446c0/1750613126/microtrailer.mp4
screenshot_medium256800068/movie.293x165.jpg
screenshot_full256800068/movie_full.jpg
trailer_base_id310541
all_agestrue
is_highlighttrue
timestamp1610039884
256789387 ↴
trailer_nameFGS Trailer
trailer_category0
trailer_480p/video/webm256789387/movie480_vp9.webm
trailer_480p/video/mp4256789387/movie480.mp4
trailer_max/video/webm256789387/movie_max_vp9.webm
trailer_max/video/mp4256789387/movie_max.mp4
microtrailer/video/webm1078920/292602/b9829405cf290fa4dd20ff94c4f878f33ef21a88/1750613112/microtrailer.webm
microtrailer/video/mp41078920/292602/b9829405cf290fa4dd20ff94c4f878f33ef21a88/1750613112/microtrailer.mp4
screenshot_medium256789387/movie.293x165.jpg
screenshot_full256789387/movie_full.jpg
trailer_base_id292602
all_agestrue
timestamp1604938311

Steam charts

Share Compare
  • 2 players right now
  • 6 24-hour peak
  • 295 all-time peak 27 January 2021
SteamDB.info

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Store data

  • 11,111 followers
  • 1,114 positive reviews
  • 200 negative reviews
  • 84.78% positive reviews

Twitch stats

  • 0 viewers right now
  • 0 24-hour peak
  • 6,518 all-time peak
  •  

Owner estimations

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • 😎 Very Positive
  • 80.78% SteamDB Rating
  • 1,114 84.8% positive reviews
  • 200 15.2% negative reviews

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Markers

Date Label 30-day Peak
26 January 2021 – 16:00 Steam Release -
6 April 2021 – 17:00 Humble Bundle: April 2021 Humble Choice (#17) -
4 November 2021 – 16:00 Fanatical: Platinum Collection - Build Your Own Bundle (Nov 2021) -
24 November 2021 – 19:00 Humble Bundle: Humble Best of Sandbox Bundle -
9 December 2021 – 16:00 Fanatical: Abyss Bundle -
2 March 2022 – 16:00 Fanatical: Build Your Own Backstage Bundle 2 -
21 July 2022 – 15:00 Fanatical: Build Your Own Showcase Bundle -
13 October 2022 – 15:00 Fanatical: Heroic Bundle -
15 December 2022 – 16:00 Fanatical: Build Your Own Holiday Bundle (2022) -

Suggest new noteworthy markers in our Discord #forum.

How many players are playing Main Assembly right now on Steam?

Steam player counter indicates there are currently 2 players live playing Main Assembly on Steam.

Main Assembly had an all-time peak of 295 concurrent players on 27 January 2021.

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