SyncPlus is a FTP based flexible and reliable synchronizing program. Main features include: online or offline synchronizing gurantees folders being synchronized under any circumstance; runs in interactive model or unattended mode; Support scheduler task; Manage file and folder synchronously. It comes up with an intuitive and friendly user interface, easy to setup and easy to use. It has multi-threading support for better attention to user needs. It can be used to synchronize files on Windows or non-Windows system.