I had an idea for a dating app a while back, in which the basic idea is that you pay the service to message someone (above a free weekly limit of say 1 msg). The pricing would be reactive - as popular attractive people get more messages, the more it would cost to message them, growing exponentially in order to limit incoming messages to approx a few a day. Unpopular people who got few messages would have a price that…
I'm not sure what the benefit the service you are proposing is to the attractive, popular people.