AOMEI Backupper is a free and easy-to-use backup software for Windows 7, 8, Vista, XP and Server 2003, 2008, 2012 (both 32/64bit). It supports system/hard disk/partition backup, restore and clone as well as provides schedule, incremental, differential backup, backup to NAS device, dynamic disk volumes backup, GPT disk backup, backing up & restoring system drive based on UEFI boot, creating Windows PE & Linux bootable CD, backing up to share folder and restoring from share network under bootable CD environment, manually adding additional drivers when create Windows PE Bootable CD, etc. Besides, the unique of this software is VSS, a technology from Microsoft that enables data backup process does not interfere running applications. So it is very efficient because backup data can still be made when you're working.