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CosmoDreamer

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App ID 1424630
App Type Game
Developer
Publisher あうとさいど
Supported Systems Windows
Last Changenumber 31439315
Last Record Update 2 October 2025 – 12:19:51 UTC ()
Release Date 2 October 2020 – 22:01:09 UTC ()
❓ 88.55%
133 reviews
0
In-Game
💥 Bullet Hell 💥 Action 🌟 Top-Down Shooter 🔫 Shooter 📺 2D Platformer

From the popular free game "Outside" comes a dreamy and cute barrage shmups. The visuals are colorful, cute and fantastic, and the game features active gameplay.

Additional Information

Developer あうとさいど
controller_support partial
community_visible_stats Yes
ReleaseState released
Publisher あうとさいど
Store Release Date 2 October 2020 – 22:01:21 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://x.com/Outside_danmaku
https://www.youtube.com/channel/UCns4CsF6FWT0ghpZTHxPk1g/
Primary Genre Action (1)
Store Genres Action (1)
Steam Release Date 2 October 2020 – 22:01:09 UTC ()
Store Asset Modification Time 2 March 2022 – 15:45:26 UTC () (1646235926)
library_assets
library_capsuleen,ja
library_heroen,ja
library_logoen,ja
logo_position ↴
pinned_positionBottomLeft
width_pct54.76744186046512
height_pct100
osextended empty string
name_localized
japaneseコスモドリーマー
review_score 8
review_percentage 100
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
  • 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: 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: 15 September 2022 – 00:00:00 UTC
  • tested_build_id: 9195864
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    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-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported1
    hdr_support0
Content Descriptors Some Nudity or Sexual Content (1), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 15 September 2020 – 03:09:16 UTC (), in changelist #9476079
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), General Mature Content (5)

Supported Languages

4 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes
Japanese Yes Yes Yes
Simplified Chinese Yes Yes Yes
Traditional Chinese Yes Yes Yes

Tags

💥 Bullet Hell 💥 Action 🌟 Top-Down Shooter 🔫 Shooter 📺 2D Platformer 🎓 Tutorial 🧸 Cute 🏽 2D 🦹 Character Customization 🗺️ Top-Down 🌸 Anime 🕹 Shoot 'Em Up 🎨 Colorful 🏅 Score Attack 👤 Singleplayer 🌱 Indie 🕹 Arcade

Categories

Single-player Steam Achievements Steam Cloud Steam Leaderboards Family Sharing

Hardware Categories

Partial Controller Support

Assets

Load all asset images
clienticon 5e38e05412cfe9c2f080a24c55c60e9091e08a31
clienttga 3f5856adcf272583e85ec2b1861e7f0aec91cb00
icon 8bb54103fa53e019b7dc108524a31553fd28d313
logo 43850f6f7d87cd1fd67f64b42f1d7a1f8c54c764
logo_small 43850f6f7d87cd1fd67f64b42f1d7a1f8c54c764_thumb
small_capsule
englishcapsule_231x87.jpg
japanesecapsule_231x87_japanese.jpg
header_image
englishheader.jpg
japaneseheader_japanese.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image/japaneselibrary_600x900_japanese.jpg
image2x/englishlibrary_600x900_2x.jpg
image2x/japaneselibrary_600x900_japanese_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image/japaneselibrary_hero_japanese.jpg
library_logo ↴
image/englishlogo.png
image/japaneselogo_japanese.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct54.76744186046512
logo_position/height_pct100
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
community_icon8bb54103fa53e019b7dc108524a31553fd28d313.jpg
page_background_pathapp/1424630
raw_page_backgroundpage_bg_raw.jpg
timestamp11 September 2025 – 02:58:01 UTC

Trailer 312566 ↴

trailer_name CosmoDreamer ShortPV
trailer_category 0
trailer_480p ↴
video/webm 256801177/movie480_vp9.webm
video/mp4 256801177/movie480.mp4
trailer_max ↴
video/webm 256801177/movie_max_vp9.webm
video/mp4 256801177/movie_max.mp4
microtrailer ↴
video/webm 1424630/312566/e2abc0f41788f53e16d4d6765b63ddfd47a40c47/1751236344/microtrailer.webm
video/mp4 1424630/312566/e2abc0f41788f53e16d4d6765b63ddfd47a40c47/1751236344/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1424630/312566/e2abc0f41788f53e16d4d6765b63ddfd47a40c47/1751236344/dash_av1.mpd
dash_h264 1424630/312566/e2abc0f41788f53e16d4d6765b63ddfd47a40c47/1751236344/dash_h264.mpd
hls_h264 1424630/312566/e2abc0f41788f53e16d4d6765b63ddfd47a40c47/1751236344/hls_264_master.m3u8
screenshot_medium 256801177/movie.293x165.jpg
screenshot_full 256801177/movie_full.jpg
all_ages true
is_highlight true
timestamp 16 September 2020 – 21:35:13 UTC

Trailer 312563 ↴

trailer_name CosmoDreamer Trailer
trailer_category 0
trailer_480p ↴
video/webm 256801175/movie480_vp9.webm
video/mp4 256801175/movie480.mp4
trailer_max ↴
video/webm 256801175/movie_max_vp9.webm
video/mp4 256801175/movie_max.mp4
microtrailer ↴
video/webm 1424630/312563/9e6ab8986fdfa3588308197c54d441169850f900/1751236344/microtrailer.webm
video/mp4 1424630/312563/9e6ab8986fdfa3588308197c54d441169850f900/1751236344/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1424630/312563/9e6ab8986fdfa3588308197c54d441169850f900/1751236344/dash_av1.mpd
dash_h264 1424630/312563/9e6ab8986fdfa3588308197c54d441169850f900/1751236344/dash_h264.mpd
hls_h264 1424630/312563/9e6ab8986fdfa3588308197c54d441169850f900/1751236344/hls_264_master.m3u8
screenshot_medium 256801175/movie.293x165.jpg
screenshot_full 256801175/movie_full.jpg
all_ages true
is_highlight true
timestamp 16 September 2020 – 21:35:30 UTC

Steam charts

  • 0 players right now
  • 4 24-hour peak
  • 8 all-time peak 3 October 2020
SteamDB.info

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Store data

Twitch stats

  • 0 viewers right now
  • 2 24-hour peak
  • 13 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
  • 88.55% SteamDB Rating
  • 133 100.0% positive reviews
  • 0 0.0% negative reviews

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How many players are playing CosmoDreamer right now on Steam?

Steam player counter indicates there are currently 0 players live playing CosmoDreamer on Steam.

CosmoDreamer had an all-time peak of 8 concurrent players on 3 October 2020.

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