Authorized use only
Use the tester only with Firebase projects, service accounts, device registrations, and message recipients that you are authorized to access.
No credential storage service
The tester is not designed to store or manage private keys. You are responsible for protecting, rotating, and revoking service account credentials.
Testing utility
The service is provided as a developer testing utility without guarantees of uninterrupted availability, message delivery, or suitability for high-risk use cases.
Acceptable use
Do not use the service to send spam, abusive content, unlawful communications, or messages that violate Firebase, Google Cloud, platform, or applicable legal requirements.