Convert rm4 to psd Online: rm42psd
You can use Tom's Editor to easily convert images from
Rambrandt .RM4 to Adobe Photoshop
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
Rambrandt is an image format with extension RM4.
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.