Test Websites On Virtual Browsers
Easily test browser compatibility of websites and web apps on latest 3000+ virtual browsers like Chrome, Firefox, Safari, Edge, and more.
LambdaTest is now
TestMu AI
Trusted by 2M+ users globally at
"We have tripled our tests and are now executing tests in less than 2 hours with 78% Faster Test Execution"
"We figured out a more efficient way to monitor system health and resolve failures earlier in lower environments."
"TestMu AI has significantly boosted our testing speed, is easy to implement, and provides exceptional support."
"With 70% faster test execution, TestMu AI helped us achieve faster time-to-market and enhanced CX."
Unlimited Live Testing on Virtual Browsers
Test websites and web apps on virtual browsers across Windows, macOS, Android, and iOS for accurate testing by mimicking real-world conditions.
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Parallel Testing with Virtual Browsers
Start parallel testing to execute tests across multiple virtual browsers and devices simultaneously, reducing test execution time drastically.
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Accessibility Testing for Virtual Browsers
Conduct unlimited accessibility tests, with Accessibility DevTools Chrome Extension ensuring WCAG & ADA compliance. Also utilize features of NVDA on inside virtual desktop browsers.
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Browser Testing Trends and Summary
Analyze test execution trends, browser/device testing insights, and resource utilization across parallel distributions for optimization.
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Top Features of Virtual Browser Online
Network Throttling
Ensure a seamless user experience by checking your website's responsiveness across various network profiles.
Integrated Native Dev Tools
Effortlessly test your website and web apps using pre-installed developer tools available for every Virtual browser.
Chrome Extensions Testing
Add your favorite Chrome extensions before starting a Test session to access them within the test session.
Local Testing
Securely test websites on virtual browsers within proxies & firewalls using Tunnel for direct SSH links & local browser compatibility.
Geolocation Testing
Geo-location-based services across global browsers, in 50+ countries, including India, Japan, the United States, and more.
Unlimited Screenshot Testing
Capture up to 25 full-page screenshots in virtual browsers with one click, making visual testing quick and easy.
50%
reduction in test execution time
“HyperExecute is a highly reliable test execution platform and has excellent customer support.”
Sagar Uday Kumar
Sr. Engineering Manager
More Reasons to Love TestMu AI
Gartner’s Magic Quadrant 2025
Recognized in Gartner's Magic Quadrant 2025 as a Challenger for strong customer experience.
Forrester’s Autonomous Testing Platforms Q3 2025
Featured in Forrester's Autonomous Testing Platforms Landscape, Q3 2025 for innovation in AI-driven testing.
Wall of Fame
TestMu AI is #1 choice for SMBs and Enterprises across the globe.
Enterprise-Grade Security
We safeguard your data and AI systems with global security, privacy, responsible AI, and ESG standards.
Integrations
Works where you work, 120+ integrations with the tools your team relies on.
Users
2.5M+
Tests
1.5B+
Enterprises
18K+
Countries
132
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Frequently asked questions
TestMu AI forEnterprise
Get access to solutions built on Enterprise
grade security, privacy, & compliance
- Advanced access controls
- Advanced data retention rules
- Advanced Local Testing
- Premium Support options
- Early access to beta features
- Private Slack Channel
- Unlimited Manual Accessibility DevTools Tests