PaperScan is an Android application that allows users to scan documents, invoices, recipes, and other pieces of paper with ease. It provides automatic document scanning, crop, and straightening features, which make the scanning process efficient and accurate. The app also allows users to combine several scans into one document and export them as PDF.

One of the best features of PaperScan is its ability to upload scanned documents to Dropbox, Google Drive, or Docuware in batch mode. Users can also print or send documents via email directly from the app. Additionally, users can rename documents and delete pages with swipe and undo if necessary. PaperScan is free of charge and does not contain any advertising.

It is worth noting that the app is not currently compatible with devices of the Galaxy S20 series. Overall, PaperScan is a great app for anyone who needs to manage a daily paper avalanche and wants to do so efficiently and accurately.