The problem I am having- 1 can't sell the app itself, 2 the app doesn't live on the phone screen (unless they make a bookmark-button) 3 even though its 30% us

The problem I am having- 1 can't sell the app itself, 2 the app doesn't live on the phone screen (unless they make a bookmark-button) 3 even though its 30% users are already tied into the store which lowers the mental barrier to purchase, meaning you don't have to get their credit card info. 4 no push notification