FreeFileSync
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
The Sync Folders Pro synchronizes any number of folders on the fly at the same time when there are changes, or connecting external drives at a set time or manually. The...
the sync folders pro synchronizes any number of folders on the fly at the same time when there are changes, or connecting external drives at a set time or manually. the app sync folders with or without filter for folder names and / or file names.?try app for free with the free version which is available on the website and compare the sync speed and stability vs the apps of competitors (for the number of files > 50 000). the sync folders pro is perfect for backup to usb, memory cards, disks on remote computers on your network, folders on cloud services (dropbox, etc.)
folder-sync dropbox-integration backup-folders
FreeFileSync is a free Open Source software to synchronize files and synchronize folders available for Windows, Linux and Mac OS X.
Free Open Source Mac OS X Windows Linux Debian CentOS Ubuntu openSUSE
Allway Sync is a file and folder synchronization software for Windows.
Freemium Windows
Create Synchronicity is a nice, lightweight backup program with a very user-friendly - yet powerful - interface, that synchronizes files and folders extremely quickly (it can even recognize paths such as "MyUSB"\MyFolder, and...
Free Open Source Windows
ChronoSync can synchronize, backup, and create bootable backups to almost anything you can connect to your Mac: select cloud services, other Macs, NAS drives, external drives, PC's or anything you can mount as a volume.
Commercial Mac OS X
DirSync Pro (Directory Synchronize Pro) is a small utility for file and folder synchronization without bidirectional file-deletion. DirSync Pro can be used to synchronize the content of one or many folders recursively.
Free Open Source Mac OS X Windows Linux
Uranium is a light and reliable backup software for the protection of your personal and business data. An all-in-one solution able to suit all your needs, available in both free and commercial editions.
Freemium Windows