Mobile simulator - responsive testing tool
Tools
FreemiumConfidence 64
Smartphone and tablet simulator on computer with several models to test mobile responsive websites.
Users
1M
Rating
4.9
Reviews
4,992
7D Growth
0|0%
Stable signalNo paid features detectedMedium-risk permissions
Responsive Tester
Test responsive web designs or mobile pages and see if it is mobile friendly
Users40KCurrent public install base
Rating3.1Store average score
Reviews95Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview
3 assetsResponsive Tester Media preview
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User Growth Over Time
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7-day rating change
Start
3.11
Latest
3.11
7-day rating change
0.00
2026年7月14日2026年7月20日
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00%Technical snapshot
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Version3.0.0
ManifestV3
Size82.41KiB
Languages38Deutsch / English / Filipino +35
Published
Store updated
Last crawled
DeutschEnglishFilipinoIndonesiaMelayuNederlandsTiếng ViệtTürkçecatalàdanskeestiespañol
Overview
Product summary
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Test responsive web designs or mobile pages that detect specific user agents. Test multiple devices at the same time!
The Mobile/Responsive Tester extension allows Developers to test their web pages against common mobile, phablet and tablet devices by emulating the user agent and screen resolution.
Excellent for testing responsive web designs. Easily switch between portrait and landscape mode and test multiple mobile device's at the same time!
To begin using the software, install our extension.
Navigate to the webpage you wish to test for different resolution sizes.
Click on our software extension icon, and then choose the resolution size.
Reviews
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Store average score3.1Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average2.7Average computed only from synced review bodies below
Reviews with text57Synced review bodies
Total ratings / reviews95Chrome Web Store public rating/review count
Store average score: 3.1. 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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good
worst
I love it its easy and simple!
작동이 왜 안되지 -_-
Doesn't work at all
passiert gar nichts
everything is fine but all mobiles are old but we are creating every project which is supported for new mobiles so suggest you to add modern mobiles
tuyệt vời
Solid 4.5 Starts It just lacks at different phone , they should add mordern phones systems
This extension is very useful for quickly checking responsive layouts while coding. It’s lightweight, easy to use, and helps me test different screen sizes without opening extra tools. Perfect for web development projects where I need to confirm that my design adapts well across devices.