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Cloud Based Browser Testing
Perform Automated and Live Interactive Cloud Based Browser Testing on 3,000+ Real Browsers and Operating Systems Online.
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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."
Selenium Test Automation on Online Desktop Android and iOS Mobile Browsers
Run your Selenium test automation scripts across online Selenium grid of desktop, Android and iOS mobile browsers. Develop, test, and deliver faster every time with automated cloud based browser testing using LambdaTest Automation Testing Grid.
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Cloud Based Browser Compatibility Testing Of Websites On Desktop And Mobile Browsers
Perform cloud based browser compatibility testing and ensure your websites & web apps render seamlessly on wide range of browsers and platforms, along with all legacy and latest browsers. Also test website on latest mobile browsers with Android and iOS mobile operating systems.
All Browsers and Devices
Why Choose TestMu AI for Cross Browser Testing?
Built-in DevTools
Open Chrome or Safari DevTools inside your test sessions, no workarounds needed.
Screen Resolution
Change your PC's screen resolution during testing to check how your website responds to different screen sizes.
Tunnel for local Testing
Test your local or staging environments without deploying publicly.
Network Throttling
Simulate slow or fluctuating connections to see how your site behaves under real-world conditions 3G, 4G offline and more.
Geolocation Testing
Test your website from different geoIPs to make sure your users get the perfect experience across all locations.
Debug UI on Real Devices
Debug UI on real devices to fix rendering issues, responsiveness glitches, and browser-specific bugs for accurate cross-browser testing.
2M+ Devs and QAs rely on TestMu AI
Deliver immersive digital experiences with Next-Generation Mobile Apps and Cross Browser Testing Cloud
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50%
reduction in test execution time
“HyperExecute is a highly reliable test execution platform and has excellent customer support.”
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Users
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Tests
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Enterprises
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Countries
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Recognized in Gartner's Magic Quadrant 2025 as a Challenger for strong customer experience.
Featured in Forrester's Autonomous Testing Platforms Landscape, Q3 2025 for innovation in AI-driven testing.
Enterprise-Grade Security, Privacy, AI Governance & ESG
We protect your data and AI systems with global security, privacy, responsible AI, and ESG standards, backed by certifications.
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TestMu AI is #1 choice for SMBs and Enterprises across the globe.
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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