Cam Scanner is a popular document scanning app available on the Google Play Store. With Cam Scanner, users can easily convert physical documents, receipts, notes, and other types of paper documents into high-quality digital copies.

The app uses your smartphone's camera to scan the document, and then applies advanced algorithms to enhance the image and make it look like a professional scan. Users can then save the scanned document as a PDF, JPG, or PNG file, and easily share it via email, cloud storage services, or other means.

In addition to basic scanning features, Cam Scanner also offers several advanced features such as batch scanning, OCR (optical character recognition) for extracting text from scanned documents, document edge detection, automatic image enhancement, and more.

The app has a simple and user-friendly interface, and is compatible with most Android devices. It is available in both free and paid versions, with the paid version offering additional features such as ad-free usage, password protection, and more.

Overall, Cam Scanner is a reliable and versatile document scanning app that is widely used by professionals, students, and individuals for various purposes such as creating digital archives, digitizing receipts and invoices, sharing documents with colleagues and clients, and more.