First, register at dubb.com/register. Once registered, you will be on a 7-day free trial of the sales, marketing, and comms Pro plan. When the trial plan is over, your Dubb account will be automatically be downgraded to the free plan. The free plan can be used by teachers and educators. The features include the following:

Please check out dubb.com/pricing for the side by side comparison of the plans offered by Dubb.