What is Voki Presenter?

What is the difference between Voki Presenter and Voki?

Is there an audio limitation for Vokis in Voki Presenter?

Is there a limit on how many presentations how I can create?

How do we provide suggestions or feedback?

How do I extend my account?

I have a Voki Presenter account but I also want a Voki Classroom account. What can I do?