Running 4 step motor at different speed at the same time

Projects General Guidance
14

Probably. Check out the stepper motor libraries & articles here
https://www.google.com/search?ie=UTF-8&oe=UTF-8&q=stepper&btnG=search&domains=http%3A%2F%2Fplayground.arduino.cc&sitesearch=http%3A%2F%2Fplayground.arduino.cc