TTFB Checker

by GIC · Developer Tools

FeaturedManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Quickly check Time To First Byte (TTFB) for any webpage.

Users

2,000

0 in 30 days

Rating

4.6 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#22K

#18K among extensions

Version

1.8.0

updated 5 Feb 2025

Users

monthly, 3 years

Latest, 15 Oct 2026: 2,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 5 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 TTFB Checker

🚀 TTFB Checker is a unique extension designed for swiftly analyzing the TTFB (Time To First Byte) of any webpage you browse. In the realm of web performance metrics, TTFB serves as an indispensable measure, accounting for the duration from a browser request to receiving the first byte from a web server. 🔍 With the ability to keep an eye on the Time To First Byte, it provides valuable insights into the page load time, allowing you to pinpoint and address any potential performance issues that might affect the overall user experience and webpage load speed. 💻 Whether you're a developer striving to enhance website performance, or an SEO specialist looking to improve page load metrics, TTFB Checker proves to be an essential tool in your digital toolkit.