Computer system snapshot based backups can be a life-saver if you have important data on your computer, we had shared quite a few free alternatives to the most well-known commercial software utility for the task "Norton Ghost" and now another promising utility has been released by well-known computer-security software maker Comodo - suitably named Comodo Time Machine the free utility worls on almost all flavors of Windows allowing users to do a complete system rollback enabling restoring of computers to an earlier point in time with ease.

Comodo Time Machine allows users to take manual snapshots or schedule automatic snapshots backups to be taken at regular intervals, the 'snapshots' are a complete record of their entire system including the registry, critical operating system files and user-created documents, when disaster strikes the utility let users roll-back their computers to the last known working state.

Periodic data backups are crucial for anyone using computer on regular basis, Backing up your data is like an insurance, you never have to worry if data corruption disaster strikes. Norton Ghost have been an all time favorite amongst PC users for making backup clone images of their Hard-Disks or partitions for restoring at a later time when disaster strikes, but if you can't afford Norton Ghost here is a little gift from "Paragon" - a well-known software company, Paragon is giving away "Paragon Drive Backup 9.0 Express" free for personal use.

The simple and easy to use software lets you backup and recover entire hard disk or separate partitions with ease without asking bewildering questions, Drive Backup Express make use of Paragon’s Hot Backup ® technology - allowing you to be productive and use your PC during backups. The software supports a wide variety of storage devices including Parallel ATA (IDE), Serial ATA (SATA), SCSI HDD, USB 1.x/2.0, IEEE 1394 (FireWire) and even PC card storage devices, the wide-variety of file-system support includes FAT16, FAT32, NTFS (v1.2, v3.0, v3.1), Linux Ext2FS, Linux Ext3FS, Linux Swap and HPFS.