Czkawka – Find & Remove Duplicates, Empty, Broken Files in Linux

Last updated: March 22, 2021

Czkawka is a simple, fast and easy to use software to remove unnecessary files from your machine.

Czkawka is a free and open-source software written in memory safe Rust. It works on Linux, Mac, and Windows. Due to advanced algorithms and multi-threading, it is amazingly fast!

With it, you can scan your specified folder directories for:

  • Duplicates files based on file name, size, hash, first 1 MB of hash
  • Empty folders / empty files.
  • Big files.
  • Temporary files
  • Similar images.
  • Zeroed files
  • Invalid symbolic links
  • Broken files.

And it offers a few select buttons to select and remove your desired files from the output.

How to Get Czkawka in Ubuntu Linux:

The software offers official binary packages available to download at the github releases page:

Download Czkawka (Appimage)

For Linux users, grab the .appimage package. Make it executable from file properties dialog, and finally run it to launch the software.

UPDATE: Install Czkawka via Ubuntu PPA:

There’s now an unofficial PPA that contains the software packages for Ubuntu 20.04 and Ubuntu 20.10 so far.

Open terminal and run following commands one by one to add the PPA and install Czkawka via apt:

sudo add-apt-repository ppa:xtradeb/apps

sudo apt install czkawka


I'm a freelance blogger who started using Ubuntu in 2007 and wishes to share my experiences and some useful tips with Ubuntu beginners and lovers. Please comment to let me know if the tutorial is outdated! And, notify me if you find any typo/grammar/language mistakes. English is not my native language. Contact me via [email protected] Buy me a coffee:

2 responses to Czkawka – Find & Remove Duplicates, Empty, Broken Files in Linux

  1. I am pretty interested in getting this software. If you suggest me how can be use this software in Windows OS?

  2. Thank you, I will try this one out. See how it compares with fslint.