If your app was a SaaS those people wouldn’t have paid for it anyway, they’d have signed up for the free trial then quit and signed up with a fresh email over a

If your app was a SaaS those people wouldn’t have paid for it anyway, they’d have signed up for the free trial then quit and signed up with a fresh email over and over. The best thing you can do is identify them and segment them into beta / test updates for experimental features which you wouldn’t test on paying users.