Top 10 Responsive Web Design Tools to Test Your Website

Today, we are living in an era of Responsive Web Design. With everything being affected by the technological advancements, it won’t be wrong to say that Responsive Web Design is definitely here to stay for many more years to come. Considering all the time, money and hard work that you put into designing your website using a responsive web design, it become essential to test the responsive nature of your website.

In other words, you need to be very particular in checking the seamless performance of your responsive website on a variety of mobile devices and other internet-enabled devices. Through this article, I’ll be highlighting the importance of testing a responsive web design and the tools that can be used for doing the same in a hassle-free manner.

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Firstly, why actually we need to test a responsive web design?

Whether you’ve opted for a responsive web design during website re-designing or have chosen to design a responsive site from scratch, it’s always recommended to test the worth of the responsive web design that’s been used in your website development project. Making a website responsive means the website/web pages will re-size as per the browser dimensions and screen dimensions.

To put it more simply, after having chosen a responsive web design, you need not worry about your website’s compatibility with different devices such as iPads, iPhones and other internet-enabled devices. It’s always better to test your site’s responsive web design during the development stages only so as to avoid any unwanted situations at a later point of time. There’s a wide range of responsive web design tools that allow you to test and improve your site’s responsive design on a variety of internet-enabled devices. You need to test your responsive website for screen sizes and orientations.

And, now, the Responsive Web Design Tools that help you test your site’s responsive web design:

1. Mobitest


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It’s crucial for your responsive website to run smoothly on all the mobile devices. Mobitest is an excellent tool that’s specially designed for helping you test the mobile performance of your responsive website. To use Mobitest, all you need to do is simply enter your website’s URL/web address and click on the “Run Performance Test” button. This tool will then fire up the website on a real mobile device and offer you a host of mobile performance statistics. This stats report will provide you a quick overview of how well your website performs on the mobile devices. The results will be displayed as per the following parameters:

  • The site’s average load time
  • The average web page size
  • Waterfall chart.

2. Adobe Edge Inspect


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Nowadays, testing a website on real devices has become quite essential. With Adobe’s Edge Inspect tool, you can easily auto-refresh all the connected devices to check the website’s overall performance. In addition to this, you can even choose to inspect your responsive website remotely on a remote device.

3. Respondr  


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This is a simple yet extremely helpful responsive web design testing tool. To use Respondr, all you need to do is simply enter the URL of the website/web page that you want to test and select the device for which you want to test the site/page. You may choose from iPhone4/5, iPad and Mac. Once you’re done with making the selections, click the “Go” button to receive an in-depth report on the site’s/pages’s performance on the chosen device. You can easily preview the page at the appropriate width.

4. jResize plugin


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jResize is an amazing responsive web development tool that assists the workflow of developers working on responsive website development projects. This responsive web design tool is especially designed for one-window responsive development. All you need to do is simply click through different screens to view whether they adjust accordingly or not. Hence, testing your responsive web design becomes easy while you work on the project.

5. Viewport Resizer


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Viewport Resizer is a responsive web design testing tool that works as a bookmarklet. As a browser-based tool, Viewport Resizer allows you to test a responsive site/page within 2 seconds. All you need to do is click on “Click or Bookmark” button, choose from a set of preferences and enter the URL of the site/page you want to test. You may choose from a set of screen sizes including two smartphones, regular tablet, a small-screen tablet, a widescreen tablet and HDTV.



Image source allows you to test your site/page across 60+ Device Viewports. All you need to do is simply enter the URL of the site/page you want to test, insert a few preferences and you’re ready to test your site/page for responsive nature. You may choose from a range of preset testing options that includes 14 popular smartphones and 12 popular tablets.

7. Screenfly


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Screenfly allows you to test your responsive site/page by simply entering the URL/web address of the respective page/site. You may choose from a range of devices including phones, tablets, desktop or TV. You may even enter a custom screen size, generate a URL to share the design with others and rotate the screen for testing in a better fashion.

8. resizeMyBrowser


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resizeMyBrowser allows you to test your site/page by choosing the dimension of your testing browser. You may select from over 15 preset browser dimensions or enter your own custom browser screen size.

9. Responsive Design Bookmarklet


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Responsive Design Bookmarklet is yet another handy responsive design testing tool. All you need to do is just drag the bookmarklet above your bookmarks bar and the same will be applied in your web browser. You may then choose to preview the current page for changes to be made to screen widths so as to fit the tablets and smartphones perfectly.

10. The Responsive Calculator


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The Responsive Calculator aids the web designers to convert PSD pixel to percent during the start of your responsive website. All you need to do is simply insert a few specifications and you’re done with turning your web page pixels into percentages.

Do you have any free responsive web design testing tool in mind, that hasn’t been covered above? If yes, do feel free to share it in the comments section below.

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2 Comments Top 10 Responsive Web Design Tools to Test Your Website

  1. Richard Oct 10, 2018 at 19:16

    Great post Nick! I have used a few of these and I personally like Adobe Edge Inspect, it is unfortunate that they discontinued it. I know this post is a bit old, but I did find a 404 on your page you may want to replace! Send me an email and I can give you a new link! :)

  2. Ben Chris Apr 16, 2019 at 06:36

    Amazing list. Came with many new names, i will have to try this also, but the article was so helpful. Thanks for sharing.


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