Products for users use web-storage such as DropBox, JumoDrive. Dropbox or JumoDrive must be pre-installed. This is the best tool to do realtime backup, one-click restoration, auto-save, management without any user's interaction. This has the function that copy digital camera's photo-files into backup-storage and sort by date automatically when you plug it in PC. Products for users use web-storage such as DropBox, JumoDrive. Realtime automatic file backup. Auto-save every 3 minute of current working file. One-click Restoration. Scheduling-File backup function. Automatic classification files accroding to Application type.