Document Scanner - SCAN PDF is a free, powerful, and convenient document scanner application for your Android phone or tablet. With the app, you can quickly and easily scan and save your documents in PDF format, as well as in JPEG or other formats.

You can also use the app to generate QR codes from your documents and save them to your Android device. You can also use the app to generate and save PDFs from images, audio, and video files.

The app has a built-in OCR (optical character recognition) engine that can recognize text from scanned documents. The engine is highly accurate and can recognize text in various colors and formats.

The app has a built-in document editor that lets you edit your PDFs, as well as make a PDF from any image, audio, or video file. You can add text, draw on the scanned image, apply various filters to the image, and more.

You can also use the app to generate and save QR codes from your images and audio files.