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Find and delete exact duplicate files

Cisdem Duplicate Finder uses advanced scanning algorithm to compare files based on content, not just name, time or size. With its advanced and configurable scanning engine, you can easily control where and what files to be scanned.

Learn more about what duplicate files can be found >

remove duplicate files
  • Scan files of a particular type or size for fast scanning.

  • Set up ignore list to keep specific files or folders untouched.

  • Find duplicate images, videos, music, documents, archives, etc.

  • Support external hard drives and network volumes.

Delete duplicate files in apps

Feel annoyed to find Photos or Music app stuffed with same copies of a photo or a song? Get harder to search a wanted photo or music track? Time to tidy up your media library!

With enhanced scanning algorithm, Cisdem Duplicate Finder can quickly filter out duplicates in Photos (iPhoto) and Music (iTunes), in the meantime, keep app file structure.

Notes: Photos (iPhoto) and Music (iTunes) Available on macOS Only

delete duplicates in app

Easily find out all unnecessary duplicate files

Group duplicate files into different categories: Documents, Images, Music, Videos, Archive, Packages, etc., display duplicates by name, size, count or type, show what duplicates take up the most space, find specific files with built-in search tool and auto mark duplicates basing on your selection rules for easy removal.

Three steps to take the pain out of duplicate files

We make duplicates removing fast and secure in only 3 steps. Trust Cisdem Duplicate Finder to auto select duplicates and keep the originals intact. Add your own autoselect rules, like automatically mark the oldest/newest duplicates, or smartly select by filename/prioritized location. Duplicate files can be moved to Trash, custom folder or deleted permanently.

  • Scan

    Drag and drop multiple disks and folders in one session for scan.

  • Report

    Show duplicate results in different groups and auto select by time, size, etc.

  • Delete

    Review & Remove duplicates permanently, move them to Trash or custom folder.