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Resolution Test - Screen & Window Resizer

ExtensionTools211 users
Item media 1 (screenshot) for Resolution Test - Screen & Window Resizer

Overview

An extension for developers to test web pages in different screen resolutions.

Resolution Test Pro is the ultimate productivity tool for web developers, designers, and QA testers to effortlessly test web pages across different screen resolutions. Stop manually dragging your browser window to guess how your website looks on different devices. With a single click, Resolution Test Pro resizes your browser to accurately simulate any screen dimension, ensuring your responsive designs look perfect everywhere. Key Features: - ⚡ 1-Click Resizing: Instantly resize your active window to common, pre-defined resolutions (e.g., 1920x1080, 1366x768, 1440x900). - 🛠️ Custom Resolutions: Add and save your own custom device dimensions to match any specific hardware target. - 🚀 Multi-Window Testing: Select multiple resolutions at once and open them simultaneously in new windows to compare layouts side-by-side. - ⚙️ Fully Customizable: Easily manage your list of resolutions through a clean options page. Reorder or delete dimensions to fit your exact workflow. - 🔒 Privacy First: Works entirely offline. No tracking, no data collection, and no unnecessary permissions. Whether you're debugging a tricky CSS media query, presenting a project to a client, or ensuring your web app provides a flawless user experience, Resolution Test Pro is the missing tool in your development workflow.

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Details

  • Version
    1.0
  • Updated
    June 15, 2026
  • Offered by
    QualityExtension
  • Size
    8.25KiB
  • Languages
    English (United States)
  • Developer
    Email
    myblognumber1offandon@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization
The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

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