Convert ps1 to psd Online: ps12psd

You can use Tom's Editor to easily convert images from
ST-DEXL Pictures Set .PS1 to Adobe Photoshop .PSD.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PS1

ST-DEXL Pictures Set is an image format with extension PS1.

PSD

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.