No, they allow you to have out-of-app sign ups as long as you also have in-app sign-ups, and you can't reference the out-of-app signups (e.g. link to them) from

No, they allow you to have out-of-app sign ups as long as you also have in-app sign-ups, and you can't reference the out-of-app signups (e.g. link to them) from within the app.