To distribute Android apps through Google Play, you need a Google Play Console account. Fastlane supply / upload_to_play_store then use a Google Cloud service account with API access (see Fastlane: Getting started – Android).
Create a Play Console account
- Open play.google.com/console and sign in with a Google account.
- Accept the terms and complete developer registration (fee and policy: Play Console Help).
- Optionally create an organization and invite teammates with appropriate roles.
Before API setup
- You need an app (or access to the target Play Console property) that will receive uploads.
- You need permission to grant a service account account access under Users and permissions (linked Google Cloud project).
Next step
When Play Console is ready, configure the service account and JSON for Fastlane: Play Store credentials for Fastlane.