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Squadron 51 - Prologue

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App ID 1731590
App Type Game
Developer ,
Publisher WhisperGames, Assemble Entertainment
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 29948304
Last Record Update 8 July 2025 – 11:44:28 UTC ()
Release Date 1 October 2021 – 09:32:08 UTC ()
❓ 77.67%
43 reviews
0
In-Game
🕹 Shoot 'Em Up 📺 FMV 🚀 Sci-fi 👽 Aliens 🗺️ Adventure

Squadron 51 Prologue is free version of Squadron 51. It features 3 levels of entertainment, adding English voiceovers, a never-before-seen boss, and new gadgets for your spaceship to defend Earth from a merciless alien invasion.

This app has been retired and is no longer available on the Steam store.

Additional Information

Developer Loomiarts
controller_support full
ReleaseState released
Publisher WhisperGames
Store Release Date 1 October 2021 – 09:32:08 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://x.com/51_squadron
Primary Genre Indie (23)
Store Genres Action (1), Adventure (25), Indie (23), Racing (9)
Steam Release Date 1 October 2021 – 09:32:08 UTC ()
app_retired_publisher_request Yes
Store Asset Modification Time 30 August 2021 – 20:35:24 UTC () (1630355724)
library_assets
library_capsuleen,pt-br
library_heroen
library_logoen,pt-br
logo_position ↴
pinned_positionBottomLeft
width_pct60.040358027651244
height_pct75.20745751939566
osextended empty string
review_score 7
review_percentage 90
app_retired_was_free Yes
Detected Technologies (?) Unreal Engine, FMOD SDK, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_APEX SDK, NVIDIA_GeForce_Now SDK, NVIDIA_Nsight_Aftermath SDK, NVIDIA_PhysX SDK, NvCloth SDK, OculusXRPlugin SDK, Ogg SDK, OpenVR SDK, OpenXR SDK, Vorbis SDK, XAudio2 SDK
restricted_countries DE
Germany
First seen on SteamDB 18 August 2021 – 15:21:08 UTC (), in changelist #12323069

Supported Languages

3 Languages Interface Full Audio Subtitles
English Yes Yes Yes
Portuguese - Brazil Yes Yes Yes
Simplified Chinese Yes Yes

Tags

🕹 Shoot 'Em Up 📺 FMV 🚀 Sci-fi 👽 Aliens 🗺️ Adventure 🍿 Cinematic 📚 Story Rich 📺 Side Scroller 🤝 Co-op 🏗️ Platformer 🔫 Shooter 🕵️ Noir 🕹️ Old School 👾 Retro 🌄 Action-Adventure 💥 Action 🌠 Space ⚔️ Combat 🔋 Physics 🏁 Racing

Categories

Single-player Shared/Split Screen Co-op Remote Play on TV Remote Play Together Family Sharing Multi-player Co-op Shared/Split Screen

Hardware Categories

Full Controller Support

Assets

Load all asset images
clienticon 7f5d58e13a382475a4596d596dacd53101da7a8a
clienttga 9562dec8191246f7bd840245a9da9c0f6312c0f6
icon a84f674d315dfd9e810c15cae60ad8197ef0bd04
logo 634718fd63e3da4e52be7bbba1e36321e910683e
logo_small 634718fd63e3da4e52be7bbba1e36321e910683e_thumb
small_capsule
englishcapsule_231x87.jpg
braziliancapsule_231x87_brazilian.jpg
header_image
englishheader.jpg
brazilianheader_brazilian.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image/brazilianlibrary_600x900_brazilian.jpg
image2x/englishlibrary_600x900_2x.jpg
image2x/brazilianlibrary_600x900_brazilian_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
image/englishlogo.png
image/brazilianlogo_brazilian.png
image2x/englishlogo_2x.png
image2x/brazilianlogo_brazilian_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct60.040358027651244
logo_position/height_pct75.20745751939566
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_icona84f674d315dfd9e810c15cae60ad8197ef0bd04.jpg
page_background_pathapp/1731590
raw_page_backgroundpage_bg_raw.jpg
timestamp15 September 2022 – 14:58:41 UTC

Trailer 397192 ↴

trailer_name Prologue Teaser
trailer_category 0
trailer_480p ↴
video/webm 256849447/movie480_vp9.webm
video/mp4 256849447/movie480.mp4
trailer_max ↴
video/webm 256849447/movie_max_vp9.webm
video/mp4 256849447/movie_max.mp4
microtrailer ↴
video/webm 1731590/397192/dd5b167ddbfbade797685f91a5ef4656607794b9/1751025096/microtrailer.webm
video/mp4 1731590/397192/dd5b167ddbfbade797685f91a5ef4656607794b9/1751025096/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1731590/397192/dd5b167ddbfbade797685f91a5ef4656607794b9/1751025096/dash_av1.mpd
dash_h264 1731590/397192/dd5b167ddbfbade797685f91a5ef4656607794b9/1751025096/dash_h264.mpd
hls_h264 1731590/397192/dd5b167ddbfbade797685f91a5ef4656607794b9/1751025096/hls_264_master.m3u8
screenshot_medium 256849447/movie.293x165.jpg
screenshot_full 256849447/movie_full.jpg
all_ages true
is_highlight true
timestamp 30 August 2021 – 01:43:48 UTC

Trailer 395069 ↴

trailer_name TEASER CHI
trailer_category 0
trailer_480p ↴
video/webm 256848035/movie480_vp9.webm
video/mp4 256848035/movie480.mp4
trailer_max ↴
video/webm 256848035/movie_max_vp9.webm
video/mp4 256848035/movie_max.mp4
microtrailer ↴
video/webm 1731590/395070/2c27218a756adea55838000be24b1ca3869b2e2a/1751025094/microtrailer.webm
video/mp4 1731590/395070/2c27218a756adea55838000be24b1ca3869b2e2a/1751025094/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1731590/395070/2c27218a756adea55838000be24b1ca3869b2e2a/1751025094/dash_av1.mpd
dash_h264 1731590/395070/2c27218a756adea55838000be24b1ca3869b2e2a/1751025094/dash_h264.mpd
hls_h264 1731590/395070/2c27218a756adea55838000be24b1ca3869b2e2a/1751025094/hls_264_master.m3u8
screenshot_medium 256848035/movie.293x165.jpg
screenshot_full 256848035/movie_full.jpg
all_ages true
is_highlight true
timestamp 30 August 2021 – 01:43:55 UTC

Depots

ID Configuration Size DL.
228988 Windows Shared InstallDepot from 228980VC 2019 Redist No size
228990 Windows Shared InstallDepot from 228980DirectX Jun 2010 Redist No size
1731591 Windows 64-bitSquadron 51 - Prologue Content 8.67 GiB 3.73 GiB

Total size on disk is 8.67 GiB and total download size is 3.73 GiB.

 

Branches

Name Description Build ID Time Updated
public 9523195 15 September 2022 – 14:14:58 UTC

Other

Name Value
baselanguages English, Portuguese - Brazil
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