Free Website Speed Test

Test your website performance in the latest versions of Chrome, Firefox, and IE

Website SpeedHow fast does my website load?

The free Website Speed Test opens a browser and loads all HTML, CSS, images, and scripts for a webpage. Website Performance Monitoring lets you put any page to the test.

Multi Browser MonitoringHand-pick your browser

Unlike in other free website speed tools, you're free to pick the browser of your choice. More importantly, we always spin up the latest version of these browsers.

Test worldwideTest worldwide

Choose from worldwide regions to test from your users' locations. Uptrends' Synthetic Monitoring has a leading number of 216 worldwide checkpoints.

ResponsiveMobile, tablet, and desktop

Select the size of the browser window we use for your test and view the resulting load times. Simulate various mobile device types with a free mobile website speed test.

Bandwidth ThrottlingThrottle bandwidth

Activate Bandwidth Throttling to get a better idea of how your website is affected by less than ideal internet speeds. We’re talking 3G, 56k, 4/1 Mbit, and 8/1 Mbit speeds.

Request and response headersRequest/response headers

Http request and response headers contain lots of useful information that help you understand specific checks. Make sure to inspect them for slow or not found elements.

Your trial grants access to these extras

Power-up your web performance tests

Receive daily reports

Get your reports in PDF or Excel format sent via email.

Spot performance trends

See exactly when and where your performance lags.

Receive alerts

We can send Alerts via email, SMS, voice, push, webhooks, or tools like Slack.

Monitor 24/7

Ad-hoc tests only get you so far. Continuous monitoring is key.

Pick your locations

Mimic your user base by picking locations individually.

View error screenshots

Know exactly what was going on in the browser with error screenshots.

And there's much more in your trial account

Play around with the complete toolkit

Synthetic Monitoring

Website Uptime Monitoring

Monitor from 216 worldwide locations and get alerts via email, SMS, and integrations such as Slack when something breaks.

Web Application Monitoring

Web Application Monitoring

With Web Application Monitoring, you can monitor website steps such as shopping carts, logins, search, and forms.

Web Performance Monitoring

Web Performance Monitoring

Well, that's the tool you just tried here, basically. Improve website speed with waterfall reports, monitor in Chrome, Firefox, and IE.

API Monitoring

API Monitoring

APIs fuel all kinds of tools and applications. Build multi-step API calls to test your APIs for functionality, performance, and uptime.

Real User Monitoring

Real User Monitoring

How do your actual users see your site? RUM gives you load times per browser, device, and operating system displayed in shiny world maps.

Server Monitoring

Server Monitoring

Make sure to check the backend too. Check your web, DNS, and mail servers worldwide from outside your firewall.


“We couldn’t find anything out there that could do what we needed until we found Uptrends.”

— Kyle Moschetto, Director of DevOps at Bitly