Why I built the Append Editor and some of what I learned from building it I looked for years to find the perfect productivity tool to transfer information between my devices. I wanted an app to sync information, such as things to do, names of books to read, and links to visit, not files with such information, so programs like Dropbox, OneDrive, and Google Drive were insufficient. I wanted to sync my notes and to-do's between my iPhone and my Windows computer, so apps like Things did not work ...