Quoting privacy policy:
> Content we collect also includes information about your browsing session and the content of websites visited when using our browser extensions. Depending on the Service you’re using, this may include the content and metadata of all websites you’re visiting during your active browser session (e.g. website text, media, publisher and author names, URLs).

It's spyware. Even if you pay for that, which I regret doing.

Interesting nuance is that I believe couple of years ago it was not like this. Since US company (probably private equity) bought this, it turned into spyware.