Convert npm to flif Online: npm2flif

You can use Tom's Editor to easily convert images from
Nokia Picture Message .NPM to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

NPM

Nokia Picture Message is an image format with extension NPM.

FLIF

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