The Emulator requires a high powered PC with more RAM. You can also use Bluestacks or Nox app player for your Mac PC, and the steps are the same as Windows PC.
All you need is to log in to the Apple store with your Apple account and then install Multiple Photo Blender.
Using Multiple Photo Blender for PC isn’t that tough for Mac users.
How to Download Multiple Photo Blender and Install for Mac
Click on the Multiple Photo Blender file on your file once Multiple Photo Blender directs you to it.