UPD: Documentation / Search method 'Find similar pictures': The comparison method 'aHash (64-bit)', 'mHash' and 'bHash (Precise)' were added to the table with the detection rate for the comparison methods. UPD: Search / Progress indicator: The log window can now be resized using the splitter bar below the progress indicator. UPD: Search / Progress indicator: Horizontal and vertical scrollbars are now automatically displayed at low screen resolutions. UPD: Command-Line: The -d option has been extended to include the comparison sizes 128x128, 256x256 and 512x512 for the 'bHash' comparison method. UPD: Command-Line: The -h option has been extended to include the 'mHash' comparison method. NEW: Search method 'Find similar pictures': Added the comparison method 'mHash'. What's new in 4.5.24? (see changelog for more)

As usual with this kind of program, though, you need to be extremely careful in interpreting its results: sometimes duplicate files are essential, and removing something important could seriously damage your PC. Verdict:ĪllDup is a versatile and highly configurable duplicate file finder. Pay attention and take the time to learn how the program works, though, and it'll help you analyse your hard drives and potentially free up a great deal of space. So many, in fact, that you need to be careful: delete something important and you could trash your PC. Even when this isn't possible - you're scanning a huge external USB drive, say - it doesn't feel slow as the program delivers good feedback, with a progress meter revealing how much longer you'll have to wait, and how many duplicates have been found so far.Īnd once the process is complete, then you get a host of options to select particular files and delete any that you don't need.

And you can choose to compare files by any combination of name, extension, size, content, last modified date and more.Īll these options don't seem to slow AllDup down, though, and the program generally delivered speedy results for us. File and folder filters (inclusive or exclusive) make it easy to search for particular folders and file types only. You can tell it which drives and folders you'd like it to examine, for instance (and it works happily with local and network systems). AllDup is a flexible tool that will quickly locate duplicate files on your system, and allow you to delete any that you don't need.

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