Fix Naming ComplexityRename Files on the CloudOneDrive, Google Drive, Dropbox, and Amazon S3Cloud File Renamer (CFR) web-app renames cloud data smartly, in a secure and speedy manner. It uses the official APIs of OneDrive, Google Drive, Dropbox and Amazon S3 to gain limited access to your data. The content of your files is not visible to CFR. It can only see and set new names to the files, photos, music, documents, and videos.