1)   CloneMaster 4.00 A TRUE duplicate files finder (byte for byte). Clean your hard drive of duplicate file that are wasting space. CloneMaster does not find duplicates by filename, date, size or CRC. It does so by comparing the file data itself ensuring 100% accuracy. 2)   NoClone - Check & Remove Redundant Files 3.2.23 NoClone Enterprise - Find and Delete TRUE duplicate files by byte-to-byte comparison. Smart Marker helps to clean up hard drive. All redundant songs, images, photos, documents, itunes or other file types can be scanned. 3)   NoClone - Find Duplicate Files 3.1.208 NoClone - Find and Remove TRUE duplicate files by byte-to-byte comparison. Smart Marker helps to clean up hard drive. 4)   NoClone/No Clone - File Duplication 3.2.23 NoClone Enterprise - Find and Delete TRUE duplicate files by byte-to-byte comparison. Smart Marker helps to clean up hard drive. All redundant songs, images, photos, documents, itunes or other file types can be scanned.