This freeware utility does an excellent job, but do not mess with the operating system files ijn the c:\windows\system32 directory
Easy Duplicate File Finder
FEATURES- Search for true duplicates (files with same contents)
Powerful search engine with fast files check
Full binary (byte-by-byte) comparison - Flexible Scan settings
Search files by masks
Size conditions & skip zero-length files option - Find duplicates from selected folders or drives
Add multiple folders/drives for scanning - Safety
Protect system files and folders
Move files to Recycle Bin or delete duplicate files permanently
Mark selected duplicates by renaming them with adding prefix to file names - to test which files is safe to delete - Convenient user interface
- Duplicate file management - remove only unnecessary duplicates
Select files manually (for deletion) or use flexible selection options
Rename duplicate files with prefix/postfix
Move duplicate files to folder
Open folder containing selected file
Show file properties
Open file with associated program - Full Unicode support
Support for files with Chinese, Japanese, Arabian etc names - Export list of duplicates to HTML document or to TXT file
SYSTEM REQUIREMENTS- OS: Windows 95/98/Me/2000/XP/Vista
- CPU: 400 MHz or higher
- RAM: 128 MB or more
- Hard Drive: 5 MB of free space
Yes, it does run on Windows 7
Operating System Windows 7 64-nit
Computer Type E-Machines (Customized}
CPU Type and Speed AMD Athlon™ II X2 250u Processor 1.60GHz Max 1.60GHz Ext 200MHz Cores 2 Threads 2
Motherboard Chipset eMachines
System Memory Type 6GB DDR2 RAM DIMM Speed 266MHz
Video Card Type and Speed NVIDIA GeForce 8500 GT 512 MB memory with HDMI out
Computer Monitor Vizio 26" HDMI monitor
Hard Drive Seagate ST375052 8AS (500GB) and WD25 00AAKS-00VSA (250GB)
Optical Drives HL-DT-ST DVDRAM GH41N
Network Adapter NVIDIA nForce 10/100 Mbps Ethernet
Anti-virus Software PC Tools Spyware Doctor with Anti-virus
Computer Skill Level Certified Professional
Windows Experience Index 4.5