Resize Window & Viewport

Resize browser window or viewport to desired screen widths. Firefox's Responsive Design Mode (Ctrl + Shift + M) is great for mobile devices emulation.

The Resize Window & Viewport Chrome extension offers a simple and effective way to resize your browser window or viewport to your desired screen widths. Ideal for web developers and designers, it enables quick testing of responsive layouts and device emulations without relying solely on built-in browser tools like Firefox's Responsive Design Mode. This extension streamlines the workflow for checking how websites appear on different screen sizes, improving productivity and design accuracy.

User reviews

Users find 'Resize Window & Viewport' effective for resizing window width and appreciate its simplicity and responsive mode shortcut. However, it lacks height resizing, customization of sizes, and reliable window size persistence. Several users also noted limitations such as non-functioning shortcuts on Mac and the add-on resizing the entire window rather than just the viewport, leading to mixed reviews about its usefulness.
Pros
  • Resizes window width quickly and effectively as promised.
  • The add-on is simple and user-friendly.
  • The Ctrl+Shift+M responsive mode is appreciated and useful for testing breakpoints.
  • It performs its intended function reliably with no major issues reported by some users.
Cons
  • Only supports resizing window width; height resizing is missing or requested by multiple users.
  • Limited number of preset widths with lack of customization options.
  • Does not 'stick' to window size when sites reload, reverting to full screen.
  • Keyboard shortcuts (e.g., Ctrl+Shift+M) don't work on Mac OS as expected.
  • The viewport resizing affects the entire window, not just the viewport area, causing redundancy.
Recent reviews

Only supports width and the "viewport" options don't resize the viewport, they resize the actual window making them redundant.
by LWGShane, 2023-03-13
View all user reviews ›

Extension safety

Risk impact

Resize Window & Viewport does not require any sensitive permissions.

Risk impact analysis details
    Risk likelihood

    Resize Window & Viewport is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

    Risk likelihood analysis details
    • High This extension has low user count. Unpopular extensions may not be stable or safe.
    • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
    • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
    • Good **** ********* *** **** **** *******
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