Tap "Sign up" on the home page and follow the instructions in the Sign up form. In particular, choose a username carefully. You can’t change it. Your username should *never* be your full name.
Once you completed sign up you’ll be sent an email to confirm your registration. Be sure you add us to your safe list and check your spam filter if you don’t see our email.
You’ll be able to start using Storybird immediately, but be sure to activate your account as soon as you receive your activation email.