URL Performance Checker

by Individual · Workflow & Planning

FeaturedManifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Check the average load time of a webpage.

Users

576

−6 in 30 days

Rating

4.3 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#41K

#34K among extensions

Version

1.0

updated 23 Aug 2023

Users

monthly, 3 years

Latest, 16 Oct 2026: 576 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 16 Oct 2026: 6 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About URL Performance Checker

URL Performance Checker An essential tool for website developers and performance enthusiasts! The "URL Performance Checker" Chrome extension offers real-time insights into the load times of webpages. With a single click, instantly view the current page's load time and projections for various user counts. Features: Instant Load Time: Get the actual load time of the current webpage. Projected Load Times: View projections for how the page would perform under different user loads (10,000; 25,000; 50,000; 75,000; 100,000 users). Easy Cache Clearing: One-click cache clearing option to test performance without cached data. Export Data: With a simple click, export your performance data to a CSV file for further analysis or sharing. Ideal for website owners, developers, or anyone curious about webpage performance. Keep a pulse on your site's speed and optimize for the best user experience!