Skip to content
POPULAR TODAY Battlefield™ 6 Counter-Strike 2 Escape From Duckov Marvel Rivals Fellowship The Outer Worlds 2
Enter Submit to view all results. Ctrl+Enter View and filter in instant search.
Close ×
Search powered by Algolia

Treason

Wishlist Follow Ignore Install Unwatch Watch
App ID 1786950
App Type Game
Store Name Klaus Veen's Treason
Developer
Publisher Klaus Veen
Supported Systems Windows
Technologies Source Engine
Last Changenumber 31593961
Last Record Update 10 October 2025 – 11:45:49 UTC ()
Release Date 31 January 2023 – 16:12:20 UTC ()
😎 85.23%
1k reviews
7
In-Game
+6
🠊 Social Deduction 🥊 PvP 🔫 FPS 🤝 Party-Based RPG 💥 Action

Treason is a 3-16 player party shooter of teamwork and betrayal, set among Italian mobsters. Use proximity voice chat, unique abilities/gadgets, and strategy to prove your innocence or deceive others.

Additional Information

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

Developer Tomorrow Software
community_visible_stats Yes
ReleaseState released
Publisher Klaus Veen
IsFreeApp Yes
Exclude from family sharing (exfgls) 3 (Free Game)
Store Release Date 31 January 2023 – 16:12:20 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.gg/fGvfTyYGge
Primary Genre Free to Play (37)
Store Genres Action (1), Casual (4), Indie (23), RPG (3), Strategy (2), Free to Play (37)
Steam Release Date 31 January 2023 – 16:12:20 UTC ()
Store Asset Modification Time 22 August 2025 – 09:38:20 UTC () (1755855500)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionUpperCenter
width_pct56.90052349695219
height_pct73.78294941819044
osextended empty string
Is free on the store? Yes
review_score 8
review_percentage 89
Detected Technologies (?) Source Engine, Autodesk_FBX SDK, Bink_Video SDK, Miles_Sound_System SDK, OpenVR SDK, SDL 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
  • This game supports Steam Deck's native display resolution but does not set it by default and may require you to configure the display resolution manually
  • 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
  • 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
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 25 April 2023 – 00:00:00 UTC
  • tested_build_id: 10490100
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke1
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    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_supported0
    hdr_support0
Content Descriptors Frequent Violence or Gore (2), General Mature Content (5)
First seen on SteamDB 9 October 2021 – 08:58:55 UTC (), in changelist #12800597
Content Descriptors (Including DLC) Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes Yes

Tags

🠊 Social Deduction 🥊 PvP 🔫 FPS 🤝 Party-Based RPG 💥 Action 🌪️ Battle Royale 🛡️ Tactical RPG 🤝 Party Game 💥 Action RPG 🌟 Arena Shooter 🕵️ Detective 🔍 Investigation 🔫 Extraction Shooter 🕹️ Multiplayer 🙌 First-Person 🐺 Werewolves 👥 Online Co-Op 🗣️ Conversation 🥳 Party 🥷 Stealth

Categories

Online PvP LAN PvP Online Co-op LAN Co-op Steam Achievements Steam Cloud Stats Includes level editor Includes Source SDK Profile Features Limited Multi-player PvP Co-op

Accessibility Categories

Stereo Sound Surround Sound Playable without Timed Input

Assets

Load all asset images
clienticon 0a6972ab1b1b6f28ad16f7ddb4143f41e345d0cb
clienttga 54d7cb6d166eec31a98f4505c3f313ab24d275b1
icon 3f0384d2cf4e5f5cc04329273e16462ee572a0aa
logo 7ff82f7353a18f7cb7a89ddee1858dba0af81e7c
logo_small 7ff82f7353a18f7cb7a89ddee1858dba0af81e7c_thumb
small_capsule
english2c596f650f49a180a67c10409a260abe3f32da53/capsule_231x87.jpg
header_image
english8c7602d47739e0008a900d227e2bca4684918d6b/header.jpg
library_assets_full
library_capsule ↴
image/englishcc75c9e91dd8092d0ce547c620c2944340a2e7a5/library_600x900.jpg
image2x/englishcc75c9e91dd8092d0ce547c620c2944340a2e7a5/library_600x900_2x.jpg
library_hero ↴
image/englishaf0ded1ce8ece3e8aacf275004e03031dc98a77e/library_hero.jpg
image2x/englishaf0ded1ce8ece3e8aacf275004e03031dc98a77e/library_hero_2x.jpg
library_hero_blur ↴
image/englishaf0ded1ce8ece3e8aacf275004e03031dc98a77e/library_hero_blur.jpg
library_logo ↴
image/englishlogo.png
logo_position/pinned_positionUpperCenter
logo_position/width_pct56.90052349695219
logo_position/height_pct73.78294941819044
image2x/englishlogo_2x.png
library_header ↴
image/englisheed06f48c2aae6848ae3cfcfc9ec2ace448903b0/library_header.jpg
image2x/englisheed06f48c2aae6848ae3cfcfc9ec2ace448903b0/library_header_2x.jpg
Assets
main_capsule5e2ca1604434ad76eaf62f85e3ca880a85c0b201/capsule_616x353.jpg
small_capsule2c596f650f49a180a67c10409a260abe3f32da53/capsule_231x87.jpg
header8c7602d47739e0008a900d227e2bca4684918d6b/header.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsule15b819c0b240d7210cbb7b2f38da094c54140dd0/hero_capsule.jpg
hero_capsule_2x15b819c0b240d7210cbb7b2f38da094c54140dd0/hero_capsule_2x.jpg
library_capsulecc75c9e91dd8092d0ce547c620c2944340a2e7a5/library_600x900.jpg
library_capsule_2xcc75c9e91dd8092d0ce547c620c2944340a2e7a5/library_600x900_2x.jpg
library_heroaf0ded1ce8ece3e8aacf275004e03031dc98a77e/library_hero.jpg
library_hero_2xaf0ded1ce8ece3e8aacf275004e03031dc98a77e/library_hero_2x.jpg
community_icon3f0384d2cf4e5f5cc04329273e16462ee572a0aa.jpg
page_background_pathapp/1786950
raw_page_backgroundpage_bg_raw.jpg
timestamp14 September 2025 – 21:42:49 UTC

Trailer 960393 ↴

trailer_name Goldec's Explanation Guide
trailer_category 1
trailer_480p ↴
video/webm 257186129/movie480_vp9.webm
video/mp4 257186129/movie480.mp4
trailer_max ↴
video/webm 257186129/movie_max_vp9.webm
video/mp4 257186129/movie_max.mp4
microtrailer ↴
video/webm 1786950/1863146929/b95e4ff5a3dbbcedf27f01ca16d9bbf4f40c6981/1755703724/microtrailer.webm
video/mp4 1786950/1863146929/b95e4ff5a3dbbcedf27f01ca16d9bbf4f40c6981/1755703724/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1786950/1863146929/b95e4ff5a3dbbcedf27f01ca16d9bbf4f40c6981/1755703724/dash_av1.mpd
dash_h264 1786950/1863146929/b95e4ff5a3dbbcedf27f01ca16d9bbf4f40c6981/1755703724/dash_h264.mpd
hls_h264 1786950/1863146929/b95e4ff5a3dbbcedf27f01ca16d9bbf4f40c6981/1755703724/hls_264_master.m3u8
screenshot_medium 257186129/b6815ea02a92637733dcc56eac469ea1edcaf01b/movie_600x337.jpg
screenshot_full 257186129/b6815ea02a92637733dcc56eac469ea1edcaf01b/movie_full.jpg
all_ages true
is_highlight true
timestamp 22 August 2025 – 12:06:20 UTC

Trailer 777073 ↴

trailer_name Klaus Veen's Treason - Trailer
trailer_category 3
trailer_480p ↴
video/webm 257068330/movie480_vp9.webm
video/mp4 257068330/movie480.mp4
trailer_max ↴
video/webm 257068330/movie_max_vp9.webm
video/mp4 257068330/movie_max.mp4
microtrailer ↴
video/webm 1786950/316610080/399bfae596d700d15ac9d8afbb17ef39d3b76522/1755698492/microtrailer.webm
video/mp4 1786950/316610080/399bfae596d700d15ac9d8afbb17ef39d3b76522/1755698492/microtrailer.mp4
adaptive_trailers ↴
dash_av1 1786950/316610080/399bfae596d700d15ac9d8afbb17ef39d3b76522/1755698492/dash_av1.mpd
dash_h264 1786950/316610080/399bfae596d700d15ac9d8afbb17ef39d3b76522/1755698492/dash_h264.mpd
hls_h264 1786950/316610080/399bfae596d700d15ac9d8afbb17ef39d3b76522/1755698492/hls_264_master.m3u8
screenshot_medium 257068330/af55882356af77f15956cbb513a6bb2185c2d226/movie_600x337.jpg
screenshot_full 257068330/af55882356af77f15956cbb513a6bb2185c2d226/movie_full.jpg
all_ages true
is_highlight true
timestamp 22 August 2025 – 12:06:22 UTC

Steam charts

  • 7 players right now
  • 40 24-hour peak
  • 226 all-time peak 12 February 2023
SteamDB.info

Initializing Steam charts…

Charts data is limited. View full data for free by signing in.

Store data

Twitch stats

  • 0 viewers right now
  • 0 24-hour peak
  • 23,114 all-time peak
  •  

Owner estimations

Monthly players breakdown

Sign in to see averages data.

Initializing Steam charts…

Steam hub followers history

Initializing followers chart…

User reviews history

  • 😎 Very Positive
  • 85.23% SteamDB Rating
  • 1,294 89.7% positive reviews
  • 149 10.3% negative reviews

Sign in to see reviews chart.

How many players are playing Treason right now on Steam?

Steam player counter indicates there are currently 7 players live playing Treason on Steam.

Treason had an all-time peak of 226 concurrent players on 12 February 2023.

Ad-free Steam data for everyone since 2012
Support SteamDB • Donate or contribute
Open link