The Challenge code is pending on your PC, the Response code is delivered by the web-shop after donation. Simpler and cheaper for everyone, it is based on simple Challenge / Response code. This licensing model has been designed as an alternative to SAAS model. Thanks for your participation!ĭonationware for activation code is following the same principles except that user is periodically invited to donate to get an activation code. The default price as the recommended license price, the highest price as a generous support to our R&D team. The webshop is proposing 5 different amounts: The smallest price can be considered as a renewal license price, The donationware model allows selecting the price amount according your means or usage. The application is free to use, with all functions available, but you are expected to pay your license if you find it useful or if you make any professional use.