Fun fact: Dota 2 originally had AppID 570 . Half-Life 2: Lost Coast was 340 —one of the first uses of AppIDs for bonus content.
Steamworks.NET to manage API calls linked to your AppID during runtime [23]. Summary of Common Features Tied to AppID Feature Type Requirement Cloud Storage Requires AppID configuration in Steamworks settings [22]. Achievements Must be predefined in the dashboard under the specific AppID [22]. Multiplayer Uses the AppID for lobby searching and matchmaking [14]. VR Support Enabled via the "General Installation" tab in the AppID's settings [18]. Important
Three IDs often get confused:
start steam://rungameid/1245620
Check the SteamDB Application Directory to search any game by name, developer, or package type. ⚙️ Practical Uses for App IDs 1. Launching Games via Command Line appid steam
For power users and server administrators, the AppID is essential for using the SteamCMD tool. This command-line interface is used to download server files or game builds automatically. A typical command looks like: steamcmd +login anonymous +app_update 740 validate +quit Here, AppID 740 specifically refers to the Counter-Strike 2 Dedicated Server, distinct from the client AppID (730).
System paths like C:\Users\Username\AppData\Local\ or the Linux ~/.local/share/Steam/ directory often file user preferences, graphics profiles, and cloud backups inside sub-folders named after the corresponding App ID. 4. Steamworks Developer API Integration Fun fact: Dota 2 originally had AppID 570
A (Application ID) is a unique numerical identifier assigned by Valve to every product, game, downloadable content (DLC), and tool on the Steam platform. It serves as a digital fingerprint, distinguishing individual items within Steam's database of over 100,000 products.