Dentsu Sitespeed Toolkit

Name: Dentsu Sitespeed Toolkit
Author: Destsu Platform Dev

Enhance your web performance monitoring and optimization with the Dentsu Sitespeed Toolkit Chrome extension. Developed by industry…

As of May 2026, Dentsu Sitespeed Toolkit has 28 users in the Developer Tools category.

Destsu Platform Dev Developer Tools

Chrome Web Store ↗.crx

Users−9.7%

Rating0%

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— reviews

Reviews0%

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Version

1.02

Manifest V3

History

2 snapshots

Tracking since Apr 29, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 29, 2026	31	—	—	1.02
May 26, 2026	30	—	—	1.02
Now	28	—	—	1.02

Permissions & access

Permissions: activeTabscripting
Host access: None declared

Screenshots

About

Enhance your web performance monitoring and optimization with the Dentsu Sitespeed Toolkit Chrome extension. Developed by industry experts at Dentsu, this powerful tool empowers developers, designers, and digital marketers to streamline website speed analysis, diagnose performance issues, and accelerate online experiences for users.

Features include:

Hidden Image Inspector: Quickly uncover concealed images embedded within a webpage for thorough content analysis and optimization.

INP Observer: Monitor and analyze Interactive and Network Payload (INP) events in real-time to enhance performance and user experience.

Prune-CSS: Conduct in-depth analysis of CSS stylesheet rules usage to streamline codebase and optimize website performance efficiently.

WhatFonts: Easily identify and examine the fonts applied on a webpage, facilitating precise typography adjustments and design enhancements.