Get your Discord Application ID:

How to:

• Head over to the discord applications portal
• Create a new application (or use one you already have)

Warning: the name of the application is the name used in rich presence for the played game

_{Application name example}
_{Rich presence example (with application name)}
• In the application general information tab, copy the "Client ID"
_{Client ID example area}
• There you have it! Use that in the app!