/

Image comparison and pixel diff

Image comparison and pixel diff

Use a split slider or overlay, count real pixel differences, and download a report.

Runs in this browser

View mode

Divider position 50%

Channel difference threshold

Different pixels—

Difference rate—

Maximum channel delta—

Align top-left without scaling. Compare browser-decoded RGBA; any channel delta above threshold differs. Missing pixels always differ. Hidden transparent colors may decode to zero. Pink differs, dark gray matches. Save settings, not images.

Select files to begin.

© 2026 PureWebKit. All rights reserved.