You can sign up for
Prime Timetable Free Edition. Just fill out the form containing your country
name, account information (email and password), and optionally your school/college/university
info, contact info, etc.
Once you have created your Prime Timetable account, you can sign in using your account
information (email and password).
Your account information entered during registration can be changed anytime. Use
"Owl -> Help -> Upgrade" option to upgrade your edition and update your account
data.