What is Reddit's opinion of ProFreeHost?
From 3.5 billion Reddit comments

➔ ProFreeHost website

By popularity on Reddit, this Service is:

#55 in Web Hosting apps

1 review of this app found across Reddit:

https://profreehost.com/terms/

They say there might be ads, but i havent seen any yet. might be pop-ups if you click on hyperlinks on the website.

But the page only uses javascript/jquery to generate the QR code

Also I don't do ads :)