For DOS recovers deleted partition only if its location on hard disk drive has not already been overwritten. For Windows will help you if non-system partition is lost. NEW! Enterprise Toolkit is an ultimate data recovery tool set.

Key Features:
New! Supports exFAT, HFS+, Ext2/Ext3/Ext4
New! Completely redesigned GUI 
New! Includes freeware DOS tools & Disk Editor
New! Improved SuperScan algorithms
Large disks are supported (larger than 2TB)
Improved Extended Scan algorithms 
Full installation package now includes Bootable Disk Image, Bootable Disk Creator (Enterprise ver.)
Windows PE 3.1 (Based on Windows 7 SP1) - Enterprise ver.
Undelete partitions (Primary and Extended)
Create and restore Raw Disk Image back to HDD
Keep this program on a bootable floppy disk due to its small size
Display complete Physical and Logical Drive information
Restore MBR, Partition Table and Boot Sectors from backup if damaged
1.Run setup file & install it.
2.Activate program using the key