LT Browser - Quick Mobile Friendly Tester

Next-gen Mobile Friendly Tester for your websites or web app on 50+ Android & iOS screens.

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

Mobile Friendly Test For Android Screens

Android Screens Mobile friendly tester for your website or webapp in both landscape and portrait mode. Check if website is mobile friendly on android devices including Google, Samsung, OnePlus smartphones.
Mobile Website Test For Android Screens
Mirror View With Sync Scroll

Mirror View With Sync Scroll

Pace up your productivity with side by side view and debugging capability of the tool. Sync scroll lets you check the responsive behavior of your website on multiple devices in real time - All with just a click of button.

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.
Mark As A Bug

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

With countless integrations from LambdaTest it is easier then ever to mark and share bug over your favorite project management, bug tracking, or team collaboration tool. Log bugs to JIRA, Slack, Jenkins, Trello, you name it!
Mark As A Bug

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

Media Tab To Store Your Testing History

Media is your personal storage and tracker of testing history you want to save. It has all your mobile friendly site tests with screenshots and video recordings you want to keep. It keeps annotations, markings, and test details, so you never have to.
Debug With Inbuilt DevTools

Debug With Inbuilt DevTools

Element Inspector and separate Debuggers for side by side screens makes it fun and easy to debug and deploy the website of webapp. Fast track the debugging of misbehaving website like never before.

One Click Lighthouse Performance Report

With the mobile friendly website tester get the performance report of your site; from parameters like SEO, Performance, and accessibility scores, benchmark your website or webapp for best performance on your favorite mobile devices.
One Click Lighthouse Performance Report
Check The Website Over Various Network Speed

Check The Website Over Various Network Speed

Be it Online, Fast 3G, Slow 3G and even Offline network condition, this mobile friendly tester have it all. Get first hand experience of performance of your website or webapp on different network conditions just like the actual users.

Hot Reloading To Get It Done Faster

See the results of your modifications as soon as you made it with Hot Reloading. Simply hit the save button and all your changes will be reloaded in this mobile friendly tester in a blink of an eye.
Hot Reloading To Get It Done Faster
LambdaTest To Check Mobile Friendly Sites

LambdaTest To Check Mobile Friendly Sites

Check mobile friendly websites with LambdaTest Responsive Test. You can select up to 56 devices at a time to check mobile friendliness of your website or webapp with just one click.
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 Chatbox

24/7 Support From Our Tech Experts

Our tech experts are available on our support 24*7 to help you in case of problems. 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 [email protected] and we'll get back to you in no time.
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