PerfectPixel by WellDoneCode (pixel perfect)

This extension helps develop your websites with pixel perfect accuracy!

PerfectPixel by WellDoneCode is an essential Chrome extension designed for developers and markup designers to achieve pixel perfect accuracy in web development. It overlays a semi-transparent image on top of your HTML, enabling precise visual comparisons.

Key features include support for multiple layers, layer inversion and scaling, per-site layers, persistent storage, and a minimalistic UI. It offers flexible file upload options such as drag-and-drop, URL pasting, and clipboard support. Users can navigate overlays effortlessly using keyboard arrow keys and mouse wheel. The extension even supports local files with the file:// scheme.

The PRO version enhances your experience with an ad-free interface, layer rotation, appearance customization, and premium support. Whether you want to expand/collapse the main window or adjust precision via keyboard shortcuts, PerfectPixel streamlines pixel perfect web design for better quality and productivity.

By:
https://welldonecode.com
Users:
300,000
Rating:
4.34
(611)
1 new ratings
Version:
2.2.0.7 Last updated: 2025-06-18
Creation date:
2020-03-01
Risk:
Moderate risk impact Very low risk likelihood
Permissions:
  • activeTab
  • scripting
  • storage
  • unlimitedStorage
Host permissions:
  • <all_urls>
Size:
735.00KB
Email:
su*****@welldonecode.com
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Chrome Web Store
Data ingested on:
2025-07-03

Other platforms

User reviews

PerfectPixel by WellDoneCode is well-liked for its utility in achieving pixel perfect web design, ease of use, and usefulness for frontend developers and testers. However, multiple users report significant issues such as scaling limitations, bugs causing slowdowns, lack of functionality on local projects, and controls not working properly. Restrictions on layers and zooming without premium access have also been criticized. While still praised overall, these recurring problems impact the user experience.
Pros
  • Very useful tool for frontend developers and designers aiming for pixel perfect web pages.
  • Easy to use and quick to set up; works well for overlaying design images.
  • Helps a lot in testing and finding bugs related to pixel accuracy.
  • Loved and recommended by many users for design and testing purposes.
  • Snappy and helpful interface appreciated.
Cons
  • Scaling limitation: users report inability to scale overlays beyond 10 or lack of zoom features.
  • Does not work well on localhost or local projects, causing issues for developers.
  • Extension has become buggy and resource-heavy, causing browser slowdowns.
  • Functionality restrictions introduced without premium, like limiting layers, causing frustration.
  • Some users report that buttons and overlay controls do not work, making the extension unusable.
Recent reviews
You make a premium service by adding better features, instead they removed the scaling of layers and put it behind a paywall..
by Lu*****, 2025-06-30

Awesome tool. Very useful
by Pe*****, 2025-06-10

let it go over 10 scaling
by Re*****, 2025-06-09
View all user reviews ›

Extension safety

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

PerfectPixel by WellDoneCode (pixel perfect) requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
Risk likelihood
Risk likelihood measures the probability that a Chrome extension may turn malicious. This is determined by the publisher and the Chrome extension reputation on Chrome Web Store, the amount of time the Chrome extension has been around, and other signals about the Chrome extension. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Chrome extension.

PerfectPixel by WellDoneCode (pixel perfect) has earned a good reputation and can be trusted.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • Medium **** ********* *** ****** **** ****** ********* ********** *** *** ** ****** ** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* ** ****** ** ********
  • Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details

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