What are some alternatives?
When comparing Copywhiz and IDrive, you can also consider the following products
TeraCopy - TeraCopy is a compact program designed to copy and move files at the maximum possible speed, providing the user with a lot of features.
Backblaze - Backblaze's remote backup automatically backs up your data to our secure datacenter.
Robocopy - Robocopy is a free file copy tool that is included with the Microsoft Windows operating system. It allows one to construct complicated instructions to move, or copy files.
Google Drive - Access and sync your files anywhere
Ultracopier - SuperCopier replaces Windows explorer file copy and adds many features: Transfer resuming, transfer...
Dropbox - Online Sync and File Sharing