Easy Duplicate Finder is a free powerful tool that helps you to find and remove duplicate files on your PC.
FEATURES
1. Search for true duplicates (files with same contents)
Powerful search engine with fast files check
Full binary (byte-by-byte) comparison
2. Flexible Scan settings
Search files by masks
Size conditions & skip zero-length files option
3. Find duplicates from selected folders or drives
Add multiple folders/drives for scanning
4. 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
5. Convenient user interface
6. 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
7. Full Unicode support
Support for files with Chinese, Japanese, Arabian etc names
8. Export list of duplicates to HTML document or to TXT file
SYSTEM REQUIREMENTS
1. OS: Windows 95/98/Me/2000/XP/Vista/Windows 7
2. CPU: 400 MHz or higher
3. RAM: 128 MB or more
4. Hard Drive: 5 MB of free space
http://www.easyduplicatefinder.com/