Image Diff - Free Online Tool | PivaBox

Compare two images pixel by pixel and highlight the differences

How to Use Image Diff Tool

  1. Upload two images you want to compare by clicking the upload areas or dragging and dropping
  2. Adjust the threshold slider to control sensitivity — higher values detect more differences
  3. The tool displays the differences highlighted in red, along with a percentage difference score

Frequently Asked Questions

Is Image Diff free?

Yes, PivaBox Image Diff is completely free to use. All processing is done locally in your browser.

Are my images uploaded to a server?

No. All pixel comparison is done entirely in your browser using Canvas API. Your images never leave your device.

What types of differences can it detect?

The tool compares images pixel by pixel and can detect any visual difference including color shifts, missing elements, size changes, compression artifacts, and text differences. The threshold setting lets you ignore minor color variations.