Mobile simulator - responsive testing tool
Tools
FreemiumConfidence 64
Smartphone and tablet simulator on computer with several models to test mobile responsive websites.
Users
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Rating
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Reviews
4,992
7D Growth
0|0%
Growth signalUnknownMedium-risk permissions
Pagespeed Test - cmlabs SEO Tools
Pagespeed Test is a tool to helps you monitor the webpage performance on desktop and mobile devices based on several metrics.
Users287Current public install base
Rating4.2Store average score
Reviews5Public review volume
Manifest versionV3Extension platform version
7-day growth+1Net users gained this week
7-day growth rate+0.35%Relative weekly velocity
Preview
5 assetsPagespeed Test - cmlabs SEO Tools Media preview
Trend
User growth trend
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User Growth Over Time
Rating trend
7-day rating trend
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7-day rating change
Start
4.20
Latest
4.20
7-day rating change
0.00
2026年7月14日2026年7月20日
Growth overview
Daily, weekly, and monthly growth
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1-day growthFlat
00%7-day growthGrowing
+1+0.35%30-day growthGrowing
+1+0.35%Technical snapshot
Version, languages, and crawl freshness
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Version1.0.1
ManifestV3
Size3.52MiB
Languages1English
Published
Store updated
Last crawled
English
Overview
Product summary
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Introducing PageSpeed Test, a cutting-edge and free tool designed to revolutionize your website's performance monitoring. This tool empowers you to examine your website's speed metrics, ensuring optimal user experience across desktop and mobile platforms.
PageSpeed Test leverages the power of Lighthouse integration to offer a comprehensive assessment of various performance indicators; performance, accessibility, best practices, SEO, and PWA (Progressive Web App). Download and try now!
Features & Benefits
This tool is available for free. With this tool, you can assess website performance based on several metrics:
1. Performance
Ensure that your web pages are optimized for users so that they can see and interact with your website. Several metrics affect web page performance ratings, including:
Reviews
Recent review snapshot
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Store average score4.2Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.2Average computed only from synced review bodies below
Reviews with text5Synced review bodies
Total ratings / reviews5Chrome Web Store public rating/review count
Store average score: 4.2. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.
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doesnt do anything
pagespeed extension tool dari cmlabs ini bekerja dengan baik di laptop saya, mudah digunakan, tinggal sekali klik sudah keluar hasil dan insightnya. sangat memudahkan saya sebagai SEO specialist. thanks
The extension is especially helpful for quickly assessing webpage speed. It saves me time because I don't need to visit the tool page every time I need to do an assessment👍
Awesome! There are several metrics that reported, such as performance, accessibility, best practices, SEO, and PWA. It helps me finding my websites performance issues on entire page both desktop and mobile.
This extension is very useful for obtaining information on website performance, monitoring speed, accessibility, SEO metrics, and best practices for our website. I like using this tool because it is easy to use and user-friendly.