Deliveries will usually be by email to the email address that you provide. Your app must be small enough for Email usually 20 MB is attachment size. Therefore for large apps there will be extra charges for delivery via thumb drive and postal delivery adding $10 to cost. The size of your files to embed will need to be around 10 MB for delivery via email. This will be added to the size of the app build. The total size of your app will need to be below 20 MB for free email delivery to you of your customized app.