Mobile View: Test responsive designs fast
Developer Tools
Test your responsive designs on multiple devices at once.
Users
20K
Rating
4.2
Reviews
41
7D Growth
0|0%
Stable signalUnknownLow-risk permissions
Website Responsiveness Checker
Optimize your website for all devices with website responsiveness checker
Users5KCurrent public install base
Rating3.8Store average score
Reviews4Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview
2 assetsWebsite Responsiveness Checker Media preview
Trend
User growth trend
Review user movement across collected snapshots.
User Growth Over Time
Rating trend
7-day rating trend
View collected rating snapshots from the latest 7-day window to assess rating stability.
7-day rating change
Start
3.75
Latest
3.75
7-day rating change
0.00
2026年7月15日2026年7月21日
Growth overview
Daily, weekly, and monthly growth
Compare 1-day, 7-day, and 30-day net growth and growth rate.
1-day growthFlat
00%7-day growthFlat
00%30-day growthFlat
00%Technical snapshot
Version, languages, and crawl freshness
Review publication date, version, supported languages, and crawl timestamps.
Version1.0.1
ManifestV3
Size149KiB
Languages1English
Published
Store updated
Last crawled
English
Overview
Product summary
Review the store description, core capabilities, and common use cases.
Website responsiveness checker is a tool for testing the mobile friendliness of a website on different devices and screen sizes.
A website responsiveness checker and mobile simulator extension is a very important tool for simulating the responsiveness of any website with ease.
Website Responsiveness Checker is a simple yet powerful tool that allows you to test how your website looks and behaves on different devices and screen sizes. Simply visit any website and watch as it automatically adjusts to different screen sizes, from desktop to tablet to mobile.
Our tool is designed to help you identify and fix any issues that may affect the user experience on your website. It can help you improve your website's accessibility, usability, and overall design. With Website Responsiveness Checker, you can save time and effort by ensuring that your website is optimized for all devices.
Who Can Use Website Responsiveness Checker?
The mobile friendliness checker extension is beneficial for various groups, including:
Reviews
Recent review snapshot
Inspect the latest comments and rating distribution.
Store average score3.8Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average2.5Average computed only from synced review bodies below
Reviews with text2Synced review bodies
Total ratings / reviews4Chrome Web Store public rating/review count
Store average score: 3.8. 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.
Related products
Similar and related extensions
Review related products from the Chrome Web Store detail page.
Responsive Tester
Workflow & Planning
Test responsive web designs or mobile pages and see if it is mobile friendly
Users
40K
Rating
3.1
Reviews
95
7D Growth
0|0%
U-Eyes: Mobile Simulator
Developer Tools
Test any website on iPhone & Android mobile devices. A powerful mobile simulator with screenshots & beautiful device mockups.
Users
10K
Rating
4.6
Reviews
39
7D Growth
0|0%
Viewport Resizer: Ultimate Device Emulator & Website Testing Tool
Developer Tools
Emulate devices, resize screens, and perfect your web design effortlessly with this cutting-edge testing and presentation tool.
Users
70K
Rating
4.2
Reviews
285
7D Growth
-10K|-12.5%
Responsive viewer For Chrome
Workflow & Planning
View multiple screens simultaneously With Responsive viewer For Chrome
Users
3K
Rating
3.6
Reviews
9
7D Growth
0|0%
Responsive Website Testing Toolkit - Multiple Viewport Simulator
Developer Tools
An essential tool to test the responsiveness of any website on multiple screens simultaneously
Users
7K
Rating
4.0
Reviews
20
7D Growth
-1K|-12.5%
it's not worked
works well but add more devices:)