Some free programs to clone a hard drive are AOMEI Backupper Standard and DriveImage XML. AOMEI Backupper Standard is compatible with Windows XP, Vista, 7, 8 and 10. Its Disk Clone feature lets users copy the contents of one hard drive to another.
DriveImage XML is compatible with Windows XP, 2003, Vista, 7 and 8. The private edition of this software is free for home use. Users can create an image of a hard drive and restore the image to another drive. It supports various hard drive formats, including FAT12, FAT16 and FAT32, in addition to NTFS. Alternatively, users can copy the content of one hard drive directory to another.