The professional version of pestudio provides the full feature set of the tool.
Licenses are per-user and expire after one-year. Once expired, licenses are not automatically renewed.
Purchases can be made with credit-card or via Paypal. When a purchase is completed, you will receive an email to download your (password protected) ZIP package of pestudio-pro. (please allow a short delay until the delivery)
All updates of pestudio-pro are free of charge during the license period.