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HTML5 Internet Speed Test. No Flash or Java!

Broadband Speed Test That Works on Any Web Browser.

Designed to replicate your real-world connection speed!

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THE MOST ACCURATE AND POWERFUL NETWORK SPEED TEST TOOL

Run a network speed test from any device — phonesTVsconsolesor computers.
(No app. No plugin. Just your browser)

About our broadband speed test

We use advanced HTML5 technology to measure internet bandwidth with high accuracy and consistent performance. This broadband speed test supports connections from 1 Kbps to 10 Gbps+ and automatically identifies your most stable download and upload speeds during each session. Our testing engine runs entirely in your browser with no Flash or Java required and provides useful insights into browser performancenetwork responsivenessand overall connection quality.

What is an internet speed test?

An internet speed test measures connection speed between your device and a test server. Results show the average of your fastest download and upload bursts during the test. Speeds vary throughout the day due to network congestionWiFi interferencedevice limitationsor browser differences. For accurate bandwidth assessmentrun multiple tests at different times to compare performance and understand how your connection behaves under different everyday conditions.

How to increase internet speed?

Learn how to improve your internet speed by up to 2x with simple changes you can make at home. This guide shows you how to maximize your existing broadband connection before upgrading your plan or switching Internet Service Providers. These practical tips enhance WiFiDSLADSLMobile Broadband (3G4G5GLTE)WiMaxFiberand Satellite connections. Boost your broadband performance with expert advice and easyeffective steps anyone can follow for smoother and more consistent results.

Take full control of your network’s performance with your own hosted server.

DEPLOY YOUR OWN SPEED TEST SERVER — CREATE A BETTER NETWORK

Test your network from any device using any modern web browser. Discover what your network can handle and how well it performs under load conditions.

SPEED TEST FOR WEBSITE / APP (EMBED TOOL)

Embed OpenSpeedTest on your website or web application. This option uses OpenSpeedTest servers to measure your users internet speed in a clear and easy way. Add it as a widget on your page to provide in-place speed testingso visitors can check their connection without leaving your site. Instead of sending users elsewhereyour site hosts the test directlygiving users a simple way to check and confirm their internet speed before using your applicationmaking it easier for them to understand their connection and use your site smoothly.

WIFI SPEED TEST FOR HOME NETWORK

Run a fastaccurate WiFi speed test for your home or small office network with your own private server. Launch your own Speed Test Server to diagnose slow or unstable connections using a simple HTML page in any modern web browser. This lightweight HTML5 tool works on all devices including desktopslaptopssmartphonestabletsand TVs and measures real-world download speedupload speedlatencyand connection quality across both WiFi and LAN. Fully compatible with WindowsMacLinuxiOSand Android.

SELF-HOSTED SPEED TEST FOR PRIVATE & PUBLIC NETWORKS

Deploy a reliable self-hosted or on-premise HTML5 internet speed test for large-scale or enterprise environments. Access the full source codeapply custom configurationsor launch instantly with our Docker image. Create a private speed test server to monitor network performanceevaluate browser behaviormeasure extension impactand troubleshoot wired or wireless connectivity issues across diverse platforms for consistentaccurate results that help teams identify issues faster and maintain reliable connections across the network.

The best internet service provider in your location?

Top ISP : ComcastSpectrumAT&TVerizonCoxFrontierT-MobileGoogle FiberCenturyLinkHughesNet. Discover United States's fastest and most reliable internet providers. Compare fiber and broadband planscheck network coverageand explore high-speed options for 4K streaminggamingand business use. Find unlimited data planstop-rated customer supportand exclusive deals near you. The ultimate guide to affordablehigh-performance home and office internet! coming soon...