When PerfectIt launched in 2009, we sold it as a permanent license. However, we now have to constantly update PerfectIt in order to ensure it remains compatible with updates to Microsoft Office. As a result, we can't sell PerfectIt as a one-time permanent purchase.
When we switched to subscriptions, we tried to so in a sensitive way that offers significant advantages for all customers. We made sure:
Our hope is that we introduced subscriptions in a sensitive way that includes discounts for past customers and members of professional editing societies in order to ensure that, as far as possible, our biggest supporters are protected from the change.