Alternatives to Decloner

Disk space cleaner that finds and deletes duplicated and similar files

Find and remove unwanted duplicate files and folders

Utility to uninstall apps and remove leftover files from old/uninstalled apps

File archiver

Duplicate Finder

Application uninstaller

Finds large, unwanted files and deletes them

Unpacks archive files

Folder comparison and synchronization software

File manager

Tool to remove unnecessary files and folders from disk

Disk space visualiser