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Preview of Pixefy - Responsive Design Checker

Pixefy - Responsive Design Checker by Pixefy

Preview and debug your website’s responsiveness across multiple devices in real-time, all inside one browser tab.

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Test and preview all screen sizes in one place.
Compare devices side-by-side, sync interactions, edit styles live, and debug faster.Edit CSS live, measure spacing with pixel precision, and inspect all colors and assets instantly.
Fine-tune your design directly inside the browser.Simulate color blindness and vision impairments, check contrast ratios, and ensure WCAG compliance instantly.
Build accessible, inclusive designs with ease.Switch between flexible layouts – side-by-side or stacked.
Save custom breakpoints, sync scroll and clicks, and streamline your responsive testing workflow.Keep a full edit history of every CSS modification.
Compare before/after values, copy or export all changes, and stay in control of your design adjustments.
About this extension
Pixefy helps you spot layout issues instantly and fine-tune designs with live editing tools – right as you build.
It simplifies responsive testing by letting you preview, debug, and edit across multiple screen sizes in one place – no more switching tabs or resizing windows manually.

🚀 Key Features:

✅ Live Responsive Previews – Test across multiple screen sizes side-by-side. Scroll, click, and interact on all screens simultaneously.
✅ Custom Screens & Presets – Create and save your own breakpoints, or use popular device resolutions out of the box.
✅ Screen Management – Rearrange, stack (horizontal/vertical), rotate, or zoom screens globally for a flexible workspace.
✅ Inspect & X-Ray – Inspect styles, edit attributes live, and debug layouts with Visual Box Model, grids, and X-Ray overlays.
✅ CSS Debugging Tools – View/edit computed styles, measure distances between elements, compare two elements, and track all changes in the Activity Tab.
✅ Content Editing – Instantly replace text or images, and check word/character counts directly on the page.
✅ Asset Downloads – Extract SVGs, PNGs, and other assets directly from Inspect Tool tabs.
✅ Screenshots – Capture full pages, visible areas, or selected regions in one click.
✅ User Agent Switching – Simulate different devices, browsers, or bots to see how your site adapts.
✅ Accessibility Tools – Test AA/AAA contrast ratios, extract all colors, and preview vision impairments with blindness simulations.
✅ Utilities – Live Dimension Widget (viewport width/height), copy any value or asset to clipboard, clear cache & refresh Pixefy.
✅ Themes – Switch between light and dark mode instantly.

Pixefy is regularly updated based on user feedback.
Report issues or share ideas: www.pixefy.io/feedback
See what’s new: www.pixefy.io/changelog
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Permissions and dataLearn more

Required permissions:

  • Block content on any page
  • Access browser tabs
  • Access browser activity during navigation

Optional permissions:

  • Clear recent browsing history, cookies, and related data
  • Download files and read and modify the browser’s download history
  • Access your data for all websites
More information
Add-on Links
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Version
0.9.10
Size
842.5 KB
Last updated
12 days ago (Oct 15, 2025)
Related Categories
  • Web Development
License
All Rights Reserved
Version History
  • See all versions
Tags
  • container
  • download
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