Convert atr to jpg Online: atr2jpg

You can use Tom's Editor to easily convert images from
Attributes .ATR to Joint Photographic Experts Group JFIF .JPG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

ATR

Attributes is an image format with extension ATR.

JPG

Joint Photographic Experts Group JFIF is an image format with extension JPG.