FreeFileSync is a backup manager which can synchronize changes instantly; it can watch the original file and upon saving changes, apply the changes to copies saved elsewhere.
You can check changes by file size, date or even actual content. You're able to use it in mirror mode which can apply changes to entire folders, whiling also deleting files which have been deleted from the original folder. Other modes include Update Mode and Two-Way Mode
FreeFileSync saves to CSV files.
FreeFileSync is software which can clone files and directories.
Installation note: During the first few steps of installing FreeFileSync on your PC, you may be asked to install 'additional offers', all of which are unnecessary and we recommend declining.FreeFileSync features and highlights:
FreeFileSync is licensed as Freeware for Windows (32-bit and 64-bit) operating system / platform from backup software without restrictions. FreeFileSync 6.15 is available to all software users as a free download (Freeware). Though marketed as 'freeware', FreeFileSync actually includes adware or something which resembles adware like toolbars or browser modifications.
Compatibility with this software may vary, but will generally run fine under Microsoft Windows 8, 8.1, 7, Vista and XP on either a 32-bit or 64-bit setup. A separate x64 version may be available from ZenJu.