There is a movement to have one upfront cost rather than pay subscriptions. Personally, I like the upfront cost. I hate the trailing subscriptions. Arguments against are that you constantly need to find new customers. But aren't you doing that anyway?
Upfront Payment vs Subscriptions
Upfront Payment vs Subscriptions
Upfront Payment vs Subscriptions
There is a movement to have one upfront cost rather than pay subscriptions. Personally, I like the upfront cost. I hate the trailing subscriptions. Arguments against are that you constantly need to find new customers. But aren't you doing that anyway?