Website Responsive Test With LT Browser

Next-gen browsers to Build, Test & Debug Responsive Websites.

Windows 7+, OS X 10.10+ & Ubuntu 12.04+Download LT BrowserDownload
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  • Ltbrowser moblie testing
  • Ltbrowser Tablet testing
  • Ltbrowser Laptop testing
  • Ltbrowser Desktop testing

Responsive Testing On Mobile Resolutions

Test website on different pre-installed mobile device viewports. See mobile view of website on a variety of Android and iOS resolutions with the LT Browser, a dev-friendly responsive testing software.
LT Browser Moblie Testing
Device Resolution

Side By Side View With Sync Scroll

No hassle of switching between two devices for website responsive testing. With mirrored view of your website on two screens, inspect website on different resolutions simultaneously.

Add Custom Device Resolutions

Create your own custom device viewport for website responsive test. Test responsiveness of your website on custom resolutions of mobile, tablet, laptop and desktop screen resolutions.
Custom Device Resolution

Need to Test Your App on Multiple Devices?

Upload your app, and run Mobile App Tests with LambdaTest Emulators & Simulators. Find bugs earlier by testing your application across a plethora of Android and iOS devices.
Start Testing

Mark As A Bug

While performing resolution testing on all view ports with LT Browser, you can also mark your bug directly to any bug management tool like: JIRA, Asana, Trello or move it to Github, Gitlab or also communicate over Slack.
mark as a bug during website responsive test

Why Responsive Website is Important?

  • Performance
  • SEO
  • Accessibility
  • Conversion
  • Brand Visibility
Walmart found that for every 1 second improvement in page load time, conversions increased by 2%.
Crazy Egg

Full Page Screenshot & Video Recording

One click full page screenshot or video recording to share the visual or responsive bugs in a swift. Share your mobile friendly site test results with annotations, markings, comments and test details to your teammates instantly.

Media, Keep Track Of Your Tests

Consider Media as a Personal Gallery of all the images and videos you captured while performing website responsive test. It helps to keep track of every annotation and viewport details of your test like Device, Time Stamp, Bug Marking, and more.
Mobile View Of Website

Inbuilt DevTools For Mobile Website Test

LT Browser helps you debug multiple viewport sizes while performing responsive tests using inbuilt DevTool. Test website on various device resolutions with separate DevTools for each.

Get Your Lighthouse Performance Report

Generate detailed performance report of your website in a single click. This helps you with statistics to analyse key performance metrics, accessibility score, SEO, and a scope to improvise the overall performance of your website or webapp.
Improve Website Performance With Lighthouse Reports
Different Network Conditions

Test On Different Network Conditions

The inbuilt network simulation feature allows you to test your website on low to high network profiles. You can even test your websites on offline mode and see how they reflect to the actual users using this responsive testing software.

Responsive Design Test With Hot Reloading

With Hot Reloading you will have an almost pixel perfect view of your local website or web app in real time. You can see how your design changes look on a myriad of devices as soon as you hit the save button.
Inbuilt DevTools Website
Test Website on All Devices

Perform Responsive Test on LambdaTest

Perform responsive test for your Website on different devices with LambdaTest Responsive Test. You can choose up to 56 devices and view the website on all their resolutions.
Try It For Free

Boost your Productivity and Quality of Work with LT Browser

Integrated developer Selenium Testing Tool with 24x7 support

Design and develop responsive web apps twice as fast.
automation tool with Third-Party Integrations

Debug your web applications on the go with LT Browser.
automation testing tool guide

Mark bugs, annotate them and share it with your team.


Our paid plans start at only $15/month.

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24/7 Support From Our Tech Experts

Got questions?
We have you covered. Our tech experts are available on our support 24*7. You can get in touch with us by filling up the contact form, messaging in-app, or through call. You can also write to us at and we'll get back to you in no time.
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