Product Information
What is Pixelperfect?
This extension can help develop your website with pixel-perfect precision!
An extension for web developers and markup designers.
The extension enables developers to place semi-transparent image overlays on top of the HTML being developed and perform pixel-by-pixel comparisons between them.
Features:
No image size limits
Multiple overlay layers supported
Separate overlays per website
Overlays saved between browsing sessions
Minimalist, easy-to-use UI
Keyboard arrow keys and mouse wheel support
The extension works with the file:// scheme (local files)—allow-file-access-from-files option required
How to use Pixelperfect?
PerfectPixel is a browser extension designed to help web developers and markup designers achieve pixel-perfect development of websites by overlaying semi-transparent images on HTML pages for pixel-level comparison.
Core Functions of Pixelperfect
Custom overlays
Interface overlays
Semi-transparency
Browser Extension
Receive positive reviews
Custom overlays
Semi-transparent
Acquire positive feedback
Usage Scenarios of Pixelperfect
- Overlay semi-transparent images on developed HTML pages for pixel-perfect comparison.
- Achieve pixel-perfect layout and design for websites.
- Conduct mobile design.
- Optimize images for different PPI/Retina screens.
- Adjust page elements in real-time to match active overlays.
Common Questions about Pixelperfect
What does PerfectPixel do?
How do I use PerfectPixel?
What are the core features of PerfectPixel?
What are the use cases for PerfectPixel?
















