Alternatives to Czkawka for all platforms with any license

CCleaner

Cleaner tool for your system - protects your privacy, makes your computer faster and more secure.
- Bundleware
  - The software tries to install Avast too - Spyware, runs in background and collects information to send to Avast. Background mode can be disabled, but gets re-enabled on each run - Shows pop-up system wide ads from time to time
Freemium Mac Windows Android Android Tablet
Optimal performance System Cleanup Portable Real-time monitoring ... System Cleanup Duplicate File Finder Software Uninstallers Add a feature

2633 Like
BleachBit

BleachBit deletes unnecessary files to free valuable disk space, maintain privacy, and remove junk. Rid your system of old clutter including cache, cookies, Internet...

Free Open Source Mac Windows Linux Blackberry PortableApps.com
Ad-free System Cleanup Cross-platform Utilities that Delete Files ... Works in a terminal Privacy focused Selective Wipe Multiple languages Portable Add a feature

519 Like
dupeGuru

dupeGuru is a free and open source tool to find duplicate files on your computer. It can scan either filenames or contents. The filename scan features a fuzzy matching...

Free Open Source Mac Windows Linux
Duplicate image finder Duplicate File Finder Find duplicated files Local based GUI ... Support for Hotkeys Add a feature

120 Like
Duplicate Cleaner

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...

Freemium $ $ $ Windows
Ability to specify file types wildcards Column sorting aids selections Duplicate File Finder Find similar images Add a feature

142 Like
Stacer

Stacer is an open source system optimizer and application monitor that helps users to manage entire system with different aspects, its an all in one system utility.

Free Open Source Linux
Real-time monitoring Services monitoring System Info Add a feature

33 Like
AllDup

Find and remove duplicate files! Find and hardlink duplicate files! Find and shortcut duplicate files! Find similar files!.

Free Windows
Duplicate File Finder File preview Multi Folders Selection Multi-selection ... Image Preview Duplicate File Finder Partial name compare Add a feature

42 Like
AntiDupl

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...
- Warning
  Malware & Trojan detected by VirusTotal: https://www.virustotal.com/gui/file/c30774a4f22a0c5b21cf916f0d963aa2930605d4bd1ca27a2cdeac2665432623/detection
Free Open Source Windows
Duplicate File Finder Numpad decisions Duplicate File Finder Image Preview Add a feature

47 Like
FSlint

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...

Free Open Source Linux
System Cleanup Duplicate File Finder Filesystem Gui Add a feature

64 Like
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VisiPics

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...
- Discontinued
  The program seems to be no longer updated. Last version, 1.31, released in February 2013, can be still downloaded from the official website.
Free Windows
Image indentify Compare pictures Duplicate File Finder Find similar images ... Image Preview Visual analysis Add a feature

94 Like
CloneSpy

CloneSpy is a Free Duplicate File CleanUp Tool for Windows. CloneSpy can help you free up hard drive space by detecting and removing duplicate files. Duplicate files...

Free Windows
Duplicate File Finder Portable Add a feature

52 Like