Connecting FedEx to your Shopify store sounds simple: install an app, enter your credentials, done. In practice, the difference between a FedEx shipping app that’s just connected and one that’s actually working for your business is significant. The wrong app means inaccurate checkout rates, manual label workarounds, missed surcharges on invoices, and no visibility into what’s happening between your warehouse and your customer’s door. This checklist covers every feature capability a FedEx shipping app needs to handle to run a serious Shopify fulfillment operation. In This Article Live Rate Calculation: The Foundation of Any FedEx Shipping App Label Creation: What Full Integration Actually Looks Like Shipment Tracking and Customer Notifications FedEx Shipping App Returns: Does the App Handle Reverse Logistics?