| What it does | Frontend UI Testing & Review Platform for Teams
| Test, Monitor, and Optimize Web Performance
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| Stage | Established
| Established
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| Founded | Not given
| 2009
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| Based in | US
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| Pricing model | freemium
| freemium
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| Pricing | Not given
| 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 | - Visual testing across Chrome, Firefox, Safari, and Edge
- Accessibility testing for WCAG violations
- Interaction testing for click, type, hover, and drag
- TurboSnap for smart test optimization
- UI Review with team collaboration and approval workflow
- Real browser testing in parallel
- Git and CI integration with pull request checks
- Slack, Figma, and webhook integrations
| - 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 | - Works with existing Storybook, Vitest, Playwright, and Cypress tests without extra test writing
- TurboSnap reduces costs by testing only affected components
- Unified component context for developers and AI agents
| - 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) | 78 ● no change since last check | 90 ● no change since last check |
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| Trust Flow (Majestic) | 31 | 38 |
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| Citation Flow (Majestic) | 53 | 59 |
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| Referring domains (Majestic) | 4166 | 26472 |
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