Both demo and free editions can be used to evaluate Prime Timetable services.
Once you see that Prime Timetable is suitable for your school, you can
purchase it online. Fill out the registration form containing your country
name and account information (email and password). Optionally you can provide your
school info, contact info and similar, and after submitting form you will be redirected
to PayPal purchase form.
Once you have created your Prime Timetable account, you can sign
in using your account information (email and password).
Price for Basic and Premium edition depends on the country where your school/college/university
is located.