Perfectpixel By Welldonec

👥 300K+ users

📦 v2.2.1.0

💾 860KiB

📅 2026-03-05

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Blocks annoying design inconsistencies and ensures pixel-perfect accuracy on your website with Perfectpixel By Welldonec, a user-friendly extension that helps developers build visually appealing sites. Lets you focus on creating great content without worrying about layout issues, making it an essential tool for web designers and developers. Benefits most from this extension are those who value precision and attention to detail in their online projects.

Overview

PerfectPixel is an essential tool for developers and markup designers, allowing for precise, pixel-perfect comparisons by overlaying a semi-transparent image on top of developed HTML.

Features:
* Multiple Layers Support: Easily manage and compare multiple overlays.
* Layer Inversion and Scaling: Adjust layers to match your needs.
* Per-Site Layers: Keep separate layers for each website.
* Persistent Layers: Your layers are saved between browsing sessions.
* Minimalistic UI: Simple and intuitive interface.
* Flexible File Upload: Drag-and-drop, URL pasting, and clipboard support.
* Enhanced Navigation: Use keyboard arrow keys and mouse wheel for precision.
* Local File Support: Works seamlessly with local files using the file:// scheme.

PerfectPixel PRO Features:
* Ad-Free Experience: Enjoy a clean interface without ads.
* Layer Rotation: Rotate layers for more accurate comparisons.
* Appearance Customization: Tailor the look of the extension to your preference.
* Premium Support: Get fast and dedicated support.

Tips:
* Expand/Collapse: Double-click the header to expand or collapse the main window.
* Precision Adjustment: Use Shift + arrow keys for 10px position changes.

For detailed updates, visit the Changelog: http://www.welldonecode.com/perfectpixel/changesets/
Learn more about keyboard shortcuts on our Shortcuts Page: http://www.welldonecode.com/perfectpixel/shortcuts/

Note: This extension is ad-supported. Ads are displayed only within the extension panel and do not affect your browsing experience.