Multi Screen Test might be a bit more popular than Am I Responsive. We know about 1 link to it since March 2021 and only 1 link to Am I Responsive. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
GoDaddy built this site for our company. It is a copy/revamp from previous website host. We have forwarders via NS1 to go to new site, if you enter the old website URL. It doesnt seem to work very well at all. I am not sure if this is a GoDaddy issue or more DNS/Forwarding. My first thoughts are forwarding. Now I am thinking GoDaddy messed up in the actual coding of the new site. For example if I check sites like... Source: over 3 years ago
You could try using a percentage for the width instead of a number. That way, it'll stretch to be a percentage of the screen size (or whatever container it's in) instead of the same amount of pixels on every screen. By the way, you can use this site http://whatismyscreenresolution.net/multi-screen-test to test how your site looks on various screen sizes. It's a little outdated and a lot of the screen sizes aren't... Source: about 3 years ago
Responsive Viewer - View multiple screen dimensions in one view
Responsinator - Designed to test responsive websites on different devices.
Responsive View - Test your responsive design across different devices
LT Browser by Lambdatest - LT Browser is a free dev friendly browser for developers and testers. You can see mobile view of website on different screen sizes and resolution on 50+ pre installed view ports. You can build, test and debug your website faster then ever.
Responsive Website Test - Test any website on desktop, mobile, and tablet
Responsively - Develop responsive web-apps 5x faster!