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GTmetrix

Paid#41 of 55 in Website Monitoring SoftwareWebsite Optimization Tools

GTmetrix: A focused browser-based toolkit for diagnosing and tracking website performance. Ranked #41 of 55 in Website Monitoring Software by our editors (6.0/10); pricing: Paid; best for browser-based performance diagnostics.

6.0/10★★★☆☆Editor score

Visit GTmetrix

At a glance

• Editor score
  6.0 / 10
• Pricing
  Paid
• Best for
  Browser-based performance diagnostics
• Free plan
  No
• Check types
  Http
• Founded
  2009 · Lyon, France
• Facts checked
  20 Sep 2026

• Where it wins

  • Lighthouse reports, Web Vitals, and real Chrome testing
  • Waterfalls, visual playback, audits, and historical trend tracking
  • Scheduled monitoring, alerts, global locations, REST API, and MCP access

• Where it doesn't

  • No perpetual free plan
  • Performance-focused rather than a broad uptime monitoring suite
  • Higher tiers are needed for more monitored slots, locations, and API credits

Our verdict on GTmetrix

GTmetrix is a web-based performance testing and monitoring platform for website owners, developers, marketers, agencies, small businesses, and enterprises. It loads pages in real Chrome browsers from global locations, measures Lighthouse Web Vitals and other performance metrics, and presents reports, waterfall charts, visual playback, and optimization audits. Its browser and API access make it suitable for teams that need repeatable performance diagnostics rather than basic availability checks.

The published plans are Lite, Core, Advanced, and Expert. Lite includes 50 on-demand tests per month, one monitored slot, recurring monitoring at daily, weekly, or monthly frequencies, five test locations, mobile device testing, and MCP server access. Core raises the allowance to 150 tests, three monitored slots, ten locations, and ten daily API/MCP credits. Advanced adds unlimited on-demand tests, ten monitored slots, hourly monitoring, 28 locations, and 50 daily API/MCP credits. Expert keeps unlimited testing and 28 locations while expanding capacity to 50 monitored slots, 100 daily API/MCP credits, and five team seats. The published pricing model is paid, and annual prices are shown as monthly equivalents billed yearly.

GTmetrix stands out when the work centers on page performance: Lighthouse-powered reports, request-level waterfall timing and headers, mobile simulation, configurable email alerts, historical graphs, and scheduled checks support ongoing optimization. Integrations include the REST API, MCP-compatible clients, Claude, Cursor, GitHub Copilot CLI, ChatGPT, and Lovable. It is a strong fit for performance-led teams that need diagnostic depth and repeatable monitoring. Teams seeking SSL-expiry, status-page, ping, DNS, or keyword monitoring should choose a broader monitoring product instead.

Your product? Our editors can test GTmetrix in depth and publish a review, labelled as paid · from $149/mo →

GTmetrix pricing

All 4 GTmetrix plans and prices →

GTmetrix fact sheet

GTmetrix integrations

GTmetrix lists 7 integrations on its own site.

• REST API
• MCP-compatible clients
• Claude
• Cursor
• GitHub Copilot CLI
• ChatGPT
• Lovable

Alternatives to GTmetrix

• SolidPingBroad website and infrastructure monitoring with self-hosting, hosted plans, and on-call workflows.9.3
• HostTrackerA broad monitoring platform with low-cost entry pricing and extensive infrastructure coverage.9.2
• UptimiaA broad monitoring suite with distributed checks, automation and a free starting point.9.1

See all GTmetrix alternatives →

Also Ranked In

GTmetrix is ranked in 2 of our directories.

• #28Website Optimization Tools31 tools ranked→

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Featured on iTechGuides

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update