This app is FREE, but it won't work unless you acquire one of the two available subscription-based add-ons.
This is a professional backup application, that covers a very broad range of backup needs. It can save backup copies of files, folders and entire drives to a variety of targets: internal and external drives, network shares, FTP and SFTP servers, AWS S3 buckets, MS Azure storage, etc.
This app can also be used as a disk copy utility.
See the help for more details: https://www.datasafex.com/bakex/help-bakex.html