FolderMatch Overview

FolderMatch is an award-winning Windows software that makes it easy to compare folders & files and find duplicate files. Winner of the prestigious Shareware Industry Award for three consecutive years, FolderMatch is a must-have insurance against data loss.
Key Features of FolderMatch

Compares files or folders (including sub-folders) floppy drives, hard drives, CD-ROM drives, zip drives, and network drives (UNC paths supported)
Supports the following file systems: FAT, VFAT, FAT32, HPFS, NTFS, CDFS, and UDF
Offers choice of six comparison types: Filename Only, Size Only, Size and Date/Time, Contents, Attributes, Version Stamp
Supports HUGE files (> 4 GB)
Supports Unicode folder/file names
Compares only files and folders that match Include and Exclude filter pattern lists which you define (wildcards supported)
Include/Exclude System and Hidden Files
Handles NTFS and FAT timestamp incompatibilities
Auto-recognizes Daylight Savings Time differences
Allows for user-specified number of bytes (chunk size) to be read and compared during a Content comparison.
Remembers the last 20 folder/file pairs compared.
Shows text differences between two text files, Microsoft Office, Open Document, or PDF documents. (MS Word, MS Excel, and Adobe Reader not required)

VirusTotal:
Setup:
https://www.virustotal.com/gui/file/d1eaf7c6713661dd8ebe587494b8b7151db8a10a0cd3b9287854306362657b2d/detection

FolderMatch Screenshots