WinHex is in its core a universal hexadecimal editor, particularly helpful in the realm of computer forensics, data recovery, low-level data processing, and IT security. An advanced tool for everyday and emergency use: inspect and edit all kinds of files, recover deleted files or lost data from hard drives with corrupt file systems or from digital camera cards. Features depend on the license type (license type comparison), among them: 

• Disk editor for hard disks, floppy disks, CD-ROM & DVD, ZIP, Smart Media, Compact Flash, ...
• Native support for FAT12/16/32, exFAT, NTFS, Ext2/3/4, Next3�, CDFS, UDF
• Built-in interpretation of RAID systems and dynamic disks
• Various data recovery techniques
• RAM editor, providing access to physical RAM and other processes' virtual memory
• Data interpreter, knowing 20 data types
• Editing data structures using templates (e.g. to repair partition table/boot sector)
• Concatenating and splitting files, unifying and dividing odd and even bytes/words
• Analyzing and comparing files
• Particularly flexible search and replace functions
• Disk cloning (under DOS with X-Ways Replica)
• Drive images & backups (optionally compressed or split into 650 MB archives)
• Programming interface (API) and scripting
• 256-bit AES encryption, checksums, CRC32, hashes (MD5, SHA-1, ...)
• Erase (wipe) confidential files securely, hard drive cleansing to protect your privacy
• Import all clipboard formats, incl. ASCII hex values
• Convert between binary, hex ASCII, Intel Hex, and Motorola S
• Character sets: ANSI ASCII, IBM ASCII, EBCDIC, (Unicode)
• Instant window switching. Printing. Random-number generator.
• Supports files >4 GB. Very fast. Easy to use. Extensive online help. (more)

Having all the bits and bytes in a computer at your fingertips has become a reality. Try before you buy, as long as you need, for free. Computer forensics edition of WinHex with even more features: X-Ways Forensics.