I keep going back and forth on this for my own product. Everyone says "free tier = growth engine," but I've also seen founders quietly admit their free users cost more in support tickets and infra than they'll ever convert into paying customers. So I'm curious what actually happened to people here: Did a free tier bring you real paying customers, or just a permanent crowd of freeloaders? If you killed your free plan, what happened to signups and revenue afterward? Is there a ...