In today's digital age, data is the lifeblood of businesses and individuals alike. The loss of critical data due to hardware failure, cyber attacks, or human error can have devastating consequences. This is where data backup software comes in, which is designed to protect your valuable data and ensure business continuity.

Because of worrying about any losses of the computer hard drive's broken some day, we usually think of using Portable External Hard Drive to backup important files, just in case. But if it is using the Windows built-in "Copy/Paste" function to to this, that always needs a lot of time, especially when asking you to "overwrite" or not, very troublesome. So, is there a fast, simple, intelligent and free application to do this?