https://arstechnica.com/gadgets/2019/01/apple-shuts-down-googles-internal-ios-apps-just-like-facebook/

Yesterday, Apple revoked Facebook's iOS enterprise app certificate for violating its Terms of Service, and today, Apple is giving the same treatment to Google. According to a report from The Verge, Apple has shut down Google's internal iOS apps for doing the exact same thing Facebook was doing—distributing enterprise apps outside of the company.