PDF Cropper is a utility application designed for iPhone users, focused on the straightforward task of cropping the edges of PDF files. The app operates through a simple three-step workflow: importing PDF files, cropping them, and then exporting or saving the modified files to various locations. This seamless process ensures that users can quickly and effectively manage their PDF documents.

The application offers several features to enhance the cropping experience, including preset crop modes tailored for common devices like iPhones and iPads, as well as E-Ink devices. Users can also utilize a custom crop mode by entering specific width and height dimensions. Additional options such as parity page symmetry and single-page cropping further expand the app's functionality. PDF Cropper supports easy drag-and-drop for importing and exporting files, making it a versatile tool for PDF management across iOS and macOS platforms.