Pull it on first run and cache it. If you're in place with a poor internet connection, you aren't going to be able to download the app from app store any way

Pull it on first run and cache it. If you're in place with a poor internet connection, you aren't going to be able to download the app from app store any way. I am going to assume 80% of the code packaged in the app in the app is never used by a majority of their customer base. Like all the business features where a company give their employees allowances.