AllDup is a free duplicate finder to search for duplicate photos, spreadsheets, MP3's, documents and other files! Removing duplicates will also help to speed up indexing and reduces back up size and time. Your computer isn’t fully optimized until you’ve removed all unnecessary duplicate files. Let AllDup Duplicate Finder remove the duplicates for you!

AllDup enables you to search for true duplicates with same contents. The powerful search engine comes with fast files check. The duplicate search provides full binary (byte-by-byte) comparison. You also can scan only the filenames for duplicate files.

The duplicate search also enables you to search for duplicate songs. You can scan your complete computer for duplicate music files.

AllDup offers you flexible file scan settings. You can search files by predefined or custom masks using the filter features. You can specify different size conditions and skip zero-length files when searching for duplicate files. You also can scan compressed archive files for duplicate files.

You can scan multiple sources and devices for duplicate files. You also can add multiple folders, drives and network shares for scanning. Search external devices, such as digital cameras, USB drives and MP3 players. Save your scan results to a file and re-import later for further analysis.

AllDup offers safety and protection for your critical system files and folders when deleting duplicate files. You can move the duplicate files to Recycle Bin or delete duplicate files permanently. You also can easily rename all duplicate files.

AllDup comes with a convenient user interface designed for the Microsoft Windows environment. The tool saves the program state on exit and re-entrance. The flexible layout fits any monitor size.

The duplicate file management enables you to remove only unnecessary file duplicates. You can select duplicate files manually or use flexible auto selection options. You can rename duplicate files with prefix and postfix. Move all duplicate files to a folder of your choice. Open folder containing selected files. Shows file properties of any file at the search result. Open files with associated programs.

AllDup offers you the export of the duplicate search result. You can either export the duplicates report to a TXT file or export the report of duplicates to Excel in CSV format.

AllDup also comes with logging and log events. It automatically logs all scans and actions to an external log file.