Convert png to flif Online: png2flif

You can use Tom's Editor to easily convert images from
Portable Network Graphics .PNG to Free Lossless Image Format .FLIF.
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.

FLIF

Free Lossless Image Format is an image format with extension FLIF.