For UXWizz (also mentioned on this site), it makes a lot of sense to have a one-time payment, because it's self-hosted. For many products and services that req

For UXWizz (also mentioned on this site), it makes a lot of sense to have a one-time payment, because it's self-hosted. For many products and services that require active services/cost from the developer to run, it's harder to be sustainable with one-time payments, but for a self-hosted product it makes a lot of sense. Think of how software licenses used to work, or how games still work and do very well.