Effortlessly test your websites and apps on various Firefox browser versions on LambdaTest platform.
Trusted by 2M+ users globally
Real-time Cross Browser Testing
Seamlessly validate your web app or website across all Firefox versions, from Firefox 4 to the latest and even beta releases, with our live interactive testing environment.
Get Started For FreeTest on real browsers
Run tests on a secure, cloud-based Selenium Grid featuring over 3,000 real browsers, including Mozilla Firefox browsers, online.
Get Started For FreeUse faster DevTools to debug webapps across multiple devices with different screen sizes.
Ensure seamless user experience by checking your mobile view website's responsiveness on various network profiles
Upload relevant files in formats like txt, pdf, doc, xls, docx, or xlsx. Use cloud storage services like Google Drive to upload your file, then access it in the remote VM.
Integrate effortlessly with your testing stack through a wide array of 120+ out-of-the-box integrations.
Test your website or mobile app from different geoIPs to make sure your users get the perfect experience across all locations.
Got questions? Throw them to our 24/7 in-app customer chat support, or email us on, support@lambdatest.com
Create, debug, and evolve end-to-end tests using natural language.More about KaneAI
Test Locally
Use LambdaTunnel for cross-browser compatibility on Firefox versions, ensuring seamless web application performance across all devices and OS, regardless of firewalls or staging servers.
Get Started For FreePrivate Real Device Cloud
Dedicated iOS and Android devices, exclusively for your team with 24x7 availability. Highly secure devices behind your own firewall that can be completely customized as per your own workflow. .
Get Started For FreeAutomated Screenshot Testing
Automated Screenshot Generation enables rapid testing of web-app layouts across different versions of the Mozilla Firefox browser with just a click .
Get Started For FreeWorld's leading companies trust LambdaTest with their digital transformation journey. All Customer Stories
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