| What it does | Most Reliable App & Cross Browser Testing Platform
| Test, Monitor, and Optimize Web Performance
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| Stage | Established
| Established
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| Founded | 2011
| 2009
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| Based in | Not given
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| Pricing model | freemium
| freemium
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| Pricing | Free tier available. Paid plans starting from $29/month for Desktop single-user plan (billed annually), $39/month for Desktop & Mobile single-user plan, and team plans from $150/month for 5 users.
| Free trial available; paid plans start at $4.99/month (Lite) up to $49.99/month (Expert) with yearly billing options at 2 months discount
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| Key features | - Manual cross-browser testing on 3500+ browser combinations
- Browser automation cloud with Selenium support
- Real device testing on 35,000+ iOS and Android devices
- Visual testing and review with Percy
- AI-powered test case generation
- Accessibility testing for WCAG and ADA compliance
- Low-code test automation
- Test management and planning tools
- Mobile app automation on real devices
- 150+ integrations with CI/CD and development tools
| - Web Vitals tracking with Core Web Vitals (LCP, TBT, CLS)
- Lighthouse-powered performance reports
- Real browser testing with Chrome
- Waterfall charts showing request-by-request analysis
- Real User Metrics from Chrome UX Report (CrUX)
- Global testing from 28 locations
- Automated monitoring with scheduled testing and alerts
- Video and filmstrip visualization of page loads
- Team collaboration with role-based access
- GTmetrix MCP integration for AI coding tools
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| What makes it different | - Access to 35,000+ real devices instead of emulators for accurate testing results
- AI agents across entire testing lifecycle for 4X productivity boost
- Unified dashboard with test history, errors, and flaky test insights
- Multi-device simultaneous testing with synced interactions
- Global infrastructure with 21 data centers across 13 locations
| - Tests from real Chrome browser in real locations, not simulated approximations
- Combines lab testing with real user data from Chrome UX Report in one report
- Global testing from 28 locations to see regional performance differences
- Integrates with AI coding tools via GTmetrix MCP for real-time performance data
- Tracks performance history over time with trend graphs and monitoring alerts
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 85 ● no change since last check | 90 ● no change since last check |
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| Trust Flow (Majestic) | 65 | 38 |
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| Citation Flow (Majestic) | 61 | 59 |
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| Referring domains (Majestic) | 17043 | 26472 |
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