Pro-Stitcher Studio is the software that drives your Pro-Stitcher tablet and carriage/hardware. Pro-Stitcher Simulation lets you learn and try all the elements of Pro-Stitcher on your laptop, before ever moving to your longarm. Pro-Stitcher Simulation (or Sim) is free and easy to install. Learn how in this tutorial.
If you still have questions, email us at support@prostitcher.com