Postsale is a multi-channel shipping platform. Your Shopify orders flow into Postsale alongside other channels you connect, like Amazon, eBay, and CSV imports. Compare FedEx, UPS, and USPS rates, apply shipping rules by SKU, destination, or order value, and automate tracking uploads, branded customer emails, and order status updates. Tracking emails, invoices, and packing slips use customizable Liquid templates. Use Postsale via web app, desktop app, and MCP.

• Connects Shopify to Postsale alongside Amazon, eBay, and other store channels
• Shipping rules that set carrier, service, package, and weight per order
• Automations that upload tracking, notify customers, and update order status
• Branded tracking emails, invoices, and packing slips via Liquid templates
• Return labels with on-demand and scan-based options that activate only when used