Pocket Scanner - Pocket Scanner is the best app for quickly scanning documents to JPEGs or multi-page PDFs.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
PaperSave - PaperSave is a complete document management, electronic workflow and transaction (invoice and gift) automation solution, for Microsoft Dynamics and Blackbaud.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.
DocParser - Extract data from PDF files & automate your workflow with our reliable document parsing software. Convert PDF files to Excel, JSON or update apps with webhooks.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.