Document Scanner app is a versatile and efficient tool for scanning a wide range of documents using a smartphone's camera. It can scan IDs, passports, government-issued documents, local documents like licenses or PAN cards, paper documents, presentations, screens, and visiting cards. The app boasts features like automatic edge detection for quick scanning, manual adjustment of scan areas for precision, sorting by date, and the ability to save documents as JPEG images or PDFs. It also allows users to combine front and back sides of documents into a single page and export the combined document as JPEG or PDF. This app is designed to simplify the process of scanning and organizing documents, making it a valuable tool for both personal and professional use.