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Sierra Ops

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App ID 364210
App Type Game
Store Name Sierra Ops - Space Strategy Visual Novel
Developer
Publisher Sekai Project
Franchise Innomen Team
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 28972462
Last Record Update 14 May 2025 – 03:07:40 UTC ()
Release Date 16 January 2020 – 03:34:47 UTC ()
❓ 76.76%
258 reviews
3
In-Game

Woefully ill-prepared, play as Captain Fahrenheit as they uncover long-lost secrets new and old, while fighting in an impossible war between Earth and Mars.

Additional Information

Developer Innomen Team
metacritic_name Sierra Ops
controller_support full
community_visible_stats Yes
DLCAvailableOnStore Yes
ReleaseState released
Publisher Sekai Project
eulas
0 ↴
id364210_eula_0
nameSierra Ops EULA
urlhttps://store.steampowered.com//eula/364210_eula_0
version8
Store Release Date 16 January 2020 – 08:00:00 UTC ()
community_hub_visible Yes
Social Media https://discord.gg/TRuCZZXuwc
https://www.twitch.tv/innomenpro
https://x.com/sierralunabot
https://www.youtube.com/channel/UCt3OCvTd-r2pt--nAb7PVKA/
Primary Genre Indie (23)
Store Genres Adventure (25), Casual (4), Indie (23), Strategy (2)
Steam Release Date 16 January 2020 – 03:34:47 UTC ()
Original Release Date 16 January 2020 – 08:00:00 UTC () (1579161600)
Store Asset Modification Time 25 December 2021 – 14:36:48 UTC () (1640443008)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionBottomLeft
width_pct54.077712614951714
height_pct100
review_score 8
review_percentage 82
Detected Technologies (?) Unity Engine
Steam Deck Compatibility
  • Steam Deck:
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Some in-game text is small and may be difficult to read
  • All functionality is accessible when using the default controller configuration
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 8 October 2022 – 00:00:00 UTC
  • tested_build_id: 7942464
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported1
    hdr_support0
First seen on SteamDB 16 April 2015 – 06:08:57 UTC (), in changelist #994913

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes

Tags

🧚 Choose Your Own Adventure 🕹 Shoot 'Em Up 🌟 Top-Down Shooter ▶️ Real Time Tactics 📚 Interactive Fiction 📚 Visual Novel 🏰 Tower Defense 💘 Dating Sim 🧠 Strategy RPG 👩 Female Protagonist 💡 Strategy 🗺️ Top-Down 🏽 2D 🤖 Mechs 🧞 Choices Matter 📚 Story Rich 🔚 Multiple Endings 🌸 Anime 😌 Casual 🚀 Sci-fi

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Family Sharing

Hardware Categories

Full Controller Support Native Steam Controller

Assets

Load all asset images
clienticon ffe780b90cc4fe6d2188c98d73195ff424628bd6
clienttga 58d25d2df3c3bdba4a3574c015fa3386f1ed9ce5
icon d370bdb077e22d565ff9b9f3e3f30aa45ec36deb
logo ef2bd5fdbf5e80ebd49e365d9c65de0463e7a0ed
logo_small ef2bd5fdbf5e80ebd49e365d9c65de0463e7a0ed_thumb
clienticns e3c09a8a45d6df9d9b04a9b8251e7b3cd5895d79
LinuxClientIcon ed10ba471b539b3d0c6ab2ee4ce765d6c3f9e212
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
library_logo ↴
image/englishlogo.png
image2x/englishlogo_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct54.077712614951714
logo_position/height_pct100
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_icond370bdb077e22d565ff9b9f3e3f30aa45ec36deb.jpg
page_background_pathapp/364210
timestamp17 September 2024 – 20:29:39 UTC
Trailers
256861396 ↴
trailer_nameSierra Ops Gameplay Trailer
trailer_category0
trailer_480p/video/webm256861396/movie480_vp9.webm
trailer_480p/video/mp4256861396/movie480.mp4
trailer_max/video/webm256861396/movie_max_vp9.webm
trailer_max/video/mp4256861396/movie_max.mp4
microtrailer/video/webm364210/418692/eb41c79e2d85fdce3731edcc67d8e33f5ab5c573/1751270322/microtrailer.webm
microtrailer/video/mp4364210/418692/eb41c79e2d85fdce3731edcc67d8e33f5ab5c573/1751270322/microtrailer.mp4
screenshot_medium256861396/movie.293x165.jpg
screenshot_full256861396/movie_full.jpg
trailer_base_id418692
all_agestrue
is_highlighttrue
timestamp1637516976
256861398 ↴
trailer_nameSierra Ops Opening
trailer_category0
trailer_480p/video/webm256861398/movie480_vp9.webm
trailer_480p/video/mp4256861398/movie480.mp4
trailer_max/video/webm256861398/movie_max_vp9.webm
trailer_max/video/mp4256861398/movie_max.mp4
microtrailer/video/webm364210/418694/319f2338479afaf79859b83dbbfa7b14873bc4ac/1751270324/microtrailer.webm
microtrailer/video/mp4364210/418694/319f2338479afaf79859b83dbbfa7b14873bc4ac/1751270324/microtrailer.mp4
screenshot_medium256861398/movie.293x165.jpg
screenshot_full256861398/movie_full.jpg
trailer_base_id418694
all_agestrue
is_highlighttrue
timestamp1637516983

Depots

ID Configuration Size DL.
364211 Sierra Ops Windows 2.46 GiB 792.17 MiB
1217400 DLC 1217400Sierra Ops : Episode 2 - Dissonance and Resonance (1217400) Depot 0 B 0 B
1217600 DLC 1217600Sierra Ops : Episode 3 - Unending Dusk (1217600) Depot 22.33 MiB 19.10 MiB
1217601 DLC 1217601Sierra Ops : Episode 4 - Cadence of the Morning Star (1217601) Depot 22.33 MiB 19.10 MiB

Inner depots from DLC

ID Configuration Size DL.
1217400 DLC 1217400Sierra Ops : Episode 2 - Dissonance and Resonance 22.33 MiB 19.10 MiB
1217401 UnusedDLC 1217401Sierra Ops: Season Pass Depot No size

Total size on disk is 2.52 GiB and total download size is 849.46 MiB.

Total size on disk is 2.46 GiB and total download size is 792.17 MiB, when filtered to Windows, English, no DLC depots.

Branches

Name Description Build ID Time Updated
public 7942464 26 December 2021 – 22:58:35 UTC

Other

Name Value
hasdepotsindlc 1
privatebranches 1
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