Dupe Clear is a graphical utility for finding and removing duplicate files. It can compare files by name, size, type or contents and search across multiple directories.
Searches can be refined with filename patterns, extensions, minimum file sizes, creation or modification dates, and excluded directories. Dupe Clear also offers tools for marking duplicates according to criteria such as keeping the earliest or latest file.
This is free and open source software.
Key Features
- Find duplicate files within one or more directories.
- Optionally search through subdirectories.
- Compare files by name, contents, type or size.
- Find duplicates across different directories.
- Filter searches by filename pattern and file extension.
- Specify a minimum file size.
- Filter files by creation and modification dates.
- Exclude selected directories, extensions, hidden files and system files.
- Mark duplicates while retaining the earliest or latest created or modified file.
- Preview, open or locate files from the search results.
- Export and import search results.
- Cross-platform support – runs on Linux and Windows.
- Built with .NET and Avalonia.
Website: github.com/antikmozib/Dupe-Clear
Support:
Developer: Antik Mozib
License: GNU General Public License v3.0

Dupe Clear is written in C#. Learn C# with our recommended free books and free tutorials.
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