How to Register your Google Ads OAuth2 Application

March 21, 2026

How to Register your Google Ads OAuth2 Application

1. Create a Google Cloud project
   • Go to https://console.cloud.google.com/
   • Click Select a project at the top of the page, then click New Project
   • Enter the following details:
     • Project Name
     • Organization (if applicable)
   • Click Create
2. Enable the Google Ads API
   • Go to https://console.cloud.google.com/apis/library
   • Search for Google Ads API
   • Click on Google Ads API in the results
   • Click Enable
3. Configure the OAuth Consent Screen
   • Go to https://console.cloud.google.com/apis/credentials/consent
   • Select External as the user type, then click Create
   • Enter the following details:
     • App Name
     • User Support Email
     • Developer Contact Email
   • Click Save and Continue
   • On the Scopes step, click Add or Remove Scopes and add the following scope:
     • https://www.googleapis.com/auth/adwords
   • Click Save and Continue
   • On the Test Users step, add any Google accounts you want to test with
   • Click Save and Continue
4. Publish the OAuth Consent Screen
   • Go back to https://console.cloud.google.com/apis/credentials/consent
   • Click Publish App to move from Testing to Production status
   • This allows any Google user to authorize your application, not just the test users you added
5. Create OAuth2 Credentials
   • Go to https://console.cloud.google.com/apis/credentials
   • Click Create Credentials → OAuth client ID
   • Select Web application as the Application Type
   • Enter a name for the OAuth client
   • Under Authorized redirect URIs, add the following Unified.to OAuth2 redirect URL:
     • https://api.unified.to/oauth/code
   • Click Create
   • Copy the Client ID and Client Secret from the dialog that appears
6. Request Basic Access for the Google Ads Developer Token
   • Go to https://ads.google.com/aw/apicenter
     • Note: You must be logged into a Google Ads Manager account. If you do not have one, create one at https://ads.google.com/intl/en/home/tools/manager-accounts/
   • In the API Center, you will see your Developer Token
   • Your token will initially have Test Account access. To use it with production accounts, click Apply for Basic Access
   • Fill out the application form with details about how you will use the API
   • Google typically reviews and approves Basic Access applications within a few business days
7. Configure Unified.to
   • In Unified https://app.unified.to/integrations/googleads, add the following:
     • The OAuth client's Client ID
     • The OAuth client's Client Secret
     • Your Developer Token from the API Center

You are now all set to authorize a Google Ads connection