In order to have a hands-on experience with real-time collaborative editing technology, you can sign up for CKEditor Premium Features 30-day free trial.
You may also read this quick start guide that will get you up and running with the real-time collaboration with tracks changes and comments service in your trial.
During the trial period, you are entitled to a certain amount of support from our onboarding team so you can contact us anytime at onboarding@cksource.com.