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S.U.M. - Slay Uncool Monsters

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App ID 1476430
App Type Game
Developer
Publisher Doomster Entertainment
Franchise Doomster Entertainment
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 30243516
Last Record Update 25 July 2025 – 07:45:59 UTC ()
Release Date 19 February 2021 – 10:54:00 UTC ()
❓ 83.97%
144 reviews
0
In-Game
🏫 Education 🆓 Free to Play 🧩 Puzzle 🧩 Logic 🏅 Score Attack

In S.U.M. you'll put your Quick-Math skills to test! Fight very Uncool Monsters using Addition, Subtraction, Multiplication & Division. Level up and progress in the Campaign(s), or show your prowess in Endless Mode with Leaderboards.

Additional Information

This game is excluded from Steam Family Sharing because: Free Game

Developer Doomster Entertainment
controller_support full
community_visible_stats Yes
DLCAvailableOnStore Yes
ReleaseState released
Publisher Doomster Entertainment
IsFreeApp Yes
Exclude from family sharing (exfgls) 3 (Free Game)
Store Release Date 19 February 2021 – 10:54:00 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.com/invite/3KNZtGJ
https://www.threads.net/@koalakid.dev
https://www.youtube.com/channel/UCk9F5qG776uiDSjEZ-GygHw/
Primary Genre Free to Play (37)
Store Genres Casual (4), Indie (23), Free to Play (37)
Steam Release Date 19 February 2021 – 10:54:00 UTC ()
Store Asset Modification Time 28 October 2022 – 20:16:27 UTC () (1666988187)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionBottomLeft
width_pct49.76662777129521
height_pct56.83890545789233
osextended empty string
Is free on the store? Yes
review_score 8
review_percentage 93
Detected Technologies (?) Unity Engine
Steam Deck Compatibility
  • Steam Deck:
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Verified
  • steamos_compatibility: Compatible
  • test_timestamp: 23 March 2022 – 00:00:00 UTC
  • tested_build_id: 6445550
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs0
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
First seen on SteamDB 14 November 2020 – 14:33:52 UTC (), in changelist #10018568

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes

Tags

🏫 Education 🆓 Free to Play 🧩 Puzzle 🧩 Logic 🏅 Score Attack 👾 Pixel Graphics 👪 Family Friendly 😌 Casual 👾 Retro 🏽 2D 🕹 Arcade 👤 Singleplayer 😃 Funny 🧝 Dark Fantasy 🌱 Indie

Categories

Single-player Steam Achievements Steam Cloud Steam Leaderboards Profile Features Limited

Hardware Categories

Full Controller Support

Assets

Load all asset images
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small_capsule
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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 ↴
logo_position/pinned_positionBottomLeft
logo_position/width_pct49.76662777129521
logo_position/height_pct56.83890545789233
image/englishlogo.png
image2x/englishlogo_2x.png
Assets
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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_icon68b7072641abce7ee8350e564c0d5128e94a1c46.jpg
page_background_pathapp/1476430
raw_page_backgroundpage_bg_raw.jpg
timestamp12 February 2025 – 19:14:22 UTC

Trailer 341292 ↴

trailer_name Trailer
trailer_category 0
trailer_480p ↴
video/webm 256818630/movie480_vp9.webm
video/mp4 256818630/movie480.mp4
trailer_max ↴
video/webm 256818630/movie_max_vp9.webm
video/mp4 256818630/movie_max.mp4
microtrailer ↴
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video/mp4 1476430/341292/2f3835e6a2a81e00fb7cb038fbc0719cf82a1758/1750992617/microtrailer.mp4
adaptive_trailers ↴
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screenshot_medium 256818630/movie.293x165.jpg
screenshot_full 256818630/movie_full.jpg
all_ages true
is_highlight true
timestamp 18 January 2021 – 13:08:32 UTC

Steam charts

  • 0 players right now
  • 1 24-hour peak
  • 16 all-time peak 6 March 2021
SteamDB.info

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Store data

Twitch stats

  • 0 viewers right now
  • 0 24-hour peak
  • 7 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
  • 83.97% SteamDB Rating
  • 135 93.8% positive reviews
  • 9 6.2% negative reviews

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How many players are playing S.U.M. - Slay Uncool Monsters right now on Steam?

Steam player counter indicates there are currently 0 players live playing S.U.M. - Slay Uncool Monsters on Steam.

S.U.M. - Slay Uncool Monsters had an all-time peak of 16 concurrent players on 6 March 2021.

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