com, or other SMTP-supporting email clients. Buy It Now. However, it doesnt imply that the software is making a shift to a cloud-based application. ProAdvisor Pricing Is Increasing With 2022 Memberships. . ago I think it's only the add-on modules that are subscription-based. Subscription of course means a monthly or annual payment will be required to use the product. Product registration required. 164 sold. 200 user year on top 400 is INSANE). As of writing, there are a few one-time-purchase-licenses for QB. e.