This app provides the ultimate connectivity between Shopify and Auspost. By integrating Auspost with your Shopify store, you get in cart shipping quotes, order confirmation, booking shipment, download shipping labels and easy tracking updates.

The app is available here: https://apps.shopify.com/australiapostshipping

To use this app you need to sign up for an account with Auspost . Shipping costs will be charged by Auspost and will vary based on the size/weight, source/destination of the packages sent, and your account plan.

This could be either My Post Business, eParcel or Startrack.