Add mobile-friendliness testing tool website

Hi Guys,

How do I add a mobile-friendliness testing tool to a WordPress site, something similar to this one (and others)?

I would like my visitors to do mobile tests on my website.


Somebody else recently asked the exact same question:

Thanks for the link. I know about the Google mobile test, but what I meant was that I would like the same function but on my website like they have:

This topic was automatically closed 91 days after the last reply. New replies are no longer allowed.