Free and advanced duplicate file finder and deletion tool which supports all types of files including images, videos, executables with advanced sorting options.
AllDup is a freeware duplicate finder app and file organizer developed by Michael Thummerer Software Design for Windows. It's straightforward, well-designed, reliable, user friendly and professional.
The download has been tested by an editor here on a PC and a list of features has been compiled; see below. We've also created some screenshots of AllDup to illustrate the user interface and show the overall usage and features of this duplicate finding program.
Find and remove duplicate files
AllDup is a freeware tool for searching and removing file duplicates on your Windows computer. The fast search algorithm find duplicates of any file type including text, pictures, music or movies.
AllDup can now detect visually similar pictures in the image formats BMP, JPG, GIF, PNG and TIF, even if they’ve been flipped, rotated, reduced in quality or colors, or marginally cropped.
The powerful search engine enables you to find duplicates with a combination of the following criteria: File Name, File Extension, File Size, File Content, File Dates and File Attributes.
Additionally you can also search for similar file names, similar or almost identical pictures and similar or almost identical music files. Furthermore, you can find video & audio files with the same or almost same audio length or search your hard disk for Hard Links.
Features of AllDup
- Backup: Create backups before deleting files.
- Batch Processing: Perform multiple operations at once.
- Drag & Drop: Drag and drop files into the program.
- Duplicate Finder: Quickly locate and remove duplicate files.
- Exclude Files: Exclude certain file types from searches.
- Export: Export search results to CSV or text file.
- File Comparison: Compare files by content, size and more.
- File Search: Customizable search criteria and filters.
- File Types: Supports a wide range of file formats.
- Flexible Selection: Option to select files manually or automatically.
- Organize Files: Easily sort and organize files.
- Portable: Portable version available.
- Preview: Preview files before deleting them.
- Scheduler: Schedule automatic scans and cleanups.
- User Interface: Intuitive and easily navigable.
Compatibility and License
AllDup is provided under a freeware license on Windows from file organizer software with no restrictions on usage. Download and installation of this PC software is free and 4.5.60 is the latest version last time we checked.
Michael Thummerer Software Design accepts donations for the continued development of this free software.
What version of Windows can AllDup run on?
AllDup can be used on a computer running Windows 11 or Windows 10. Previous versions of the OS shouldn't be a problem with Windows 8 and Windows 7 having been tested. It comes in both 32-bit and 64-bit downloads.
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