Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.

Duplicate Cleaner is a tool for finding and removing duplicate files from your computer or network drives; It is intended to be used on user content - documents, photos, images, music, but can be used to scan any type of files.

AntiDupl.NET can find and display duplicate images in the main graphic formats: JPEG, GIF, TIFF, BMP and PNG. The comparison is based on the contents of the files, so the program can find not only almost identical, but similar images.

VisiPics does more than just look for identical files, it goes beyond checksums to look for similar pictures and does it all with a simple user interface. First, you select the root folder or folders to find and catalogue all of your pictures.

FSlint is a utility to find and clean various forms of lint on a filesystem. I.E. unwanted or problematic cruft in your files or file names. For example, one form of lint it finds is duplicate files. It has both GUI and command line modes.

SearchMyFiles is a non-indexing portable alternative to the standard "Search For Files And Folders" module of Windows. It allows you to easily search files in your system by wildcard, by last modified/created/last accessed time, by file attributes, by file content...

Easy Duplicate File Finder is a powerful tool that helps you to find and remove duplicate files from your PC or Mac.

i-DeClone discovers and removes duplicate and similar files from your PC and mobile phone. It will remove the clutter from your media, photo and document collections, and leave your PC storage tidy, with 3 easy steps:

Detwinner is fast and efficient duplicate file finder.

Features

Flexible search options. Specify what files should be included during search: use file masks, dates and attributes to define this. By setting these options you non only filter up unneeded results, but also increa.

Pixiple searches your files for images that are similar in pixel and/or metadata content and presents you with a sorted list of similar image pairs to compare and manipulate. Pixiple is open source, no-nonsense, unrestricted and completely free.

Anti-Twin is a small software application which compares files, i.e. it searches for duplicate or similar files on your hard disk drive. All similar or identical files that were found can either be sent to the recycle bin or directly deleted.

Duplicate Photo Cleaner is a powerful tool that helps you find and remove duplicate photos from your PC or Mac. With this program you can easily organize your photo collection and remove duplicates or similar images.