Realtime Shipping Cost Calculation

This app enables shop owners in the United States to retrieve real-time shipping costs for shop orders from UPS, USPS, and FedEx. Individual services can be enabled or disabled. In addition to the app, API accounts with each enabled service are required. 


  • Supports national and international shipping destinations.
  • Supports different shipping address from invoice address.
  • Supports on demand shipping cost data from UPS, USPS, and FedEx.
  • Pricing is requested based on weight data defined for the products. Size is fixed at 12"x8"x4".


  • Once the app is active, static pricing is no longer applied.
  • This app requires the shop owner to input API login information for each service in use. DO NOT PURCHASE IF YOU DON'T HAVE THE API ACCESS INFORMATION. WITHOUT THIS, THE SHOP WILL NOT PROCESS PHYSICAL ORDERS.


Realtime Shipping Cost Calculation