DropLabel is a versatile app designed to streamline shipping processes by allowing customers to upload their own prepaid shipping labels at checkout in exchange for complimentary shipping. This innovative solution not only reduces merchant shipping expenses but also offers customers the flexibility to choose their preferred carriers. The app boasts seamless integration with ShipStation, enabling efficient tracking management and carrier selection. Supporting multiple file formats such as PDF, JPG, and PNG, DropLabel provides configurable size limits through an intuitive admin control panel. The app ensures a smooth user experience with real-time cart updates and seamless checkout integration, while featuring a user-friendly drag-and-drop interface for label uploads. By offering a robust customer label upload system with automatic free shipping activation, DropLabel effectively addresses key shipping challenges for both merchants and their customers.