You pay for a license to be a developer on the app store. You pay for a phone. You pay for apps on the app store. You pay monthly for Stadia. YouTube aside, these are not free!

> Why is Google forced to provide customer support* for something they provide for free?

Providing something for free is not a defense against anti-trust law.

The most famous example showing this, was regarding internet explorer, which was provided for free, yet anti-trust law effected it anyway.

You pay with your PI which they market to advertisers to be able to target you with personalized advertising. They use your data to train their AI and build better algorithms which you are not getting payed for. Instead they offer you some free services.