iPad workflows pull documents in from more directions than most other devices. The built-in document scanner captures paper as a PDF, Apple Pencil annotates PDFs directly inside apps, Split View lets you save a document from one app while working in another, and AirDrop brings files over from a Mac or iPhone mid-task. Each of these is a fast, convenient way to get a document onto the device in the moment, and none of them naturally prompts you to file it anywhere meaningful afterward.
The Files app can display all of this, but it has no way to tell you what a document actually is beyond its name and file type, which is exactly the information that is usually missing. A scan captured mid-meeting gets the generic name "Scan.pdf", an AirDropped file might just be "AirDrop Document.pdf", and neither name gives any indication of the content inside. Multiply that across weeks of scanning, annotating, and receiving files from different apps, and the Files app stops being a reliable way to locate anything specific.
Filex AI addresses this by reading the actual content of every file, regardless of whether it arrived through the scanner, an annotation app, Split View, or AirDrop, and organizing it based on what it actually contains rather than the generic name it was given when it was created or received.