Best Browser for Developers - LT Browser

Next-gen browser to build, test & debug mobile 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

Test Your Website on Mobile Screens

Test a website on different mobile device screen sizes, including Android and iOS resolutions. View the site in LT Browser, a developer-friendly browser designed for mobile-focused testing.DOWNLOAD LT BROWSERdownload lt-browser
Ltbrowser moblie testing
Create Custom Resolution

Create Custom Resolution as You Need

LT Browser helps you create a custom device viewport and save it for future use. Create new mobile, tablet, and desktop devices for developing or testing the websites on different screens. Perform your custom screen resolution tests for your website.

Does Your App Works on Every Device?

With LambdaTest, you can upload your android and iOS app and use emulators or real devices to run tests. You can test apps quickly on a suite of devices. No need to spend on new devices for app testing.
Start Testing
Mark As A Bug
Device Resolution

Side-by-Side View of Website

No need to switch between devices to test mobile websites. You can simulate your desired devices side by side with our browser for developers and perform mobile website test on any mobile, tablet, or desktop resolution.

Why Mobile View 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
Mobile View Of Website

Built-In DevTools For Web Development

This browser for developers comes with DevTools to debug multiple device sizes while performing responsiveness test simultaneously. Test website on various device resolutions with separate DevTools for each.

Hot Reloading for Real Time Visualization?

This browser for developers instantly reloads your changes with hot reloading to help you make real-time changes to your code. Whenever you save your react code, the URL automatically reloads in both view ports.
Inbuilt DevTools Website
Lighthouse Reports

One Click Google Lighthouse Report

Your browser now has a dedicated button that generates lighthouse reports of your website's performance in a single click. The reports help you analyze key performance metrics, accessibility, SEO and more.
One Click Bug Logging

Bug Logging in a Click

Mark a bug with annotation and share it with your colleagues in their favorite project management/bug tracking tools such as Jira, Trello, Asana, GitHub, etc. Assign the issue to a team member along with a summary of the problem.

Network Throttling on Any Screen

The LT Browser comes with a network simulation feature that allows you to test how your website will perform on the slow 3G to 5G network conditions. You can even test your site offline and make sure it's ready for real-world use.
Different Network Conditions

LT Browser is #5th Product Of the Day

This launch marks a big step towards our goal of helping developers, designers, product managers, testers, and anybody who wants to ensure that their website looks great across all mobile viewports and desktop resolutions. We would love to see your feedbacks or suggestions here.LT Browser - Next-gen browser to build, test & debug mobile websites | Product Hunt

Boost your Productivity and Quality of Work with

Integrated developer Selenium Testing Tool with 24x7 support

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

Debug on the go with the best browser for developers.
automation testing tool guide

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

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