Tom's Editor BLOG

Convert png to hdiff Online: png2hdiff

You can use Tom's Editor to easily convert images from
Portable Network Graphics .PNG to Horizontal difference image .HDIFF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PNG

Portable Network Graphics is an image format with extension PNG.

HDIFF

Horizontal difference image is an image format with extension HDIFF.