Toucan is a portable application designed to make file synchronization. Useful to make and maintain backups of important files to another folder or device. It has a smart engine capable to detect file size, modification time, file header checker in order to copy or sync only modified files and make all tasks faster with minimum amount of resources.
Can run hand written commands from command line, can filter files by type, modification time or other criteria.
It supports drag&drop and interface is available in multiple languages. No installation needed.