Convert gr8 to psd Online: gr82psd
You can use Tom's Editor to easily convert images from
Atari GR8 .GR8 to Adobe Photoshop
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Atari GR8 is an image format with extension GR8.
PSD is in internal image format of Adobe Photoshop. It can store all the features offered by Photoshop, like layers and paths. Images can be compressed or not.