Websites are sandboxed and make it much harder to gather data about your users (To sell them ads). Apps have much wider permissions off the bat and can request

Websites are sandboxed and make it much harder to gather data about your users (To sell them ads). Apps have much wider permissions off the bat and can request more as necessary. I'd assume (though I have no data to back it up) that your service would get used more if the user has an app downloaded as the barrier to access your service is much lower