The best System Cleaner alternative to GrandPerspective is TreeSize, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to GrandPerspective and 11 are System Cleaners so hopefully you can find a suitable replacement. Other interesting System Cleaner alternatives to GrandPerspective are SquirrelDisk, ncdu, DiskPoint and OmniDiskSweeper.
Comprehensively analyze disk space usage with TreeSize across local, network drives, and mobile devices. Features include folder sizes, subfolders, file counts, NTFS compression rates, interactive 3D charts, and the ability to target large, temporary, and duplicate files, even via MTP and WebDAV.
SquirrelDisk shows you exactly what's taking up all that space and helps you clear it out. Using SquirrelDisk is a matter of clicking one button to easily find all the huge files on your computer.
A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire graphical setup, but have to do with a simple SSH connection. ncdu aims to be fast, simple and easy to use, and should be able to run in any minimal POSIX-like...
Cross-platform disk cleaning tool offering private, local file operations with no data tracking, no cloud uploads, no ads, no cost, and an intuitive interface. Fast performance, efficient space recovery, and full functionality for Mac, Windows, and Linux.
OmniDiskSweeper is a Mac OS X utility for quickly finding and deleting big, useless files and making space on your hard disks. OmniDiskSweeper scans your disks and highlights the biggest files, so you can determine what's using up your disk space.
Visual disk usage analyzer for Mac featuring byte-level duplicate file detection, detailed storage statistics, customizable folder scans, temporary file removal, undo safeguards, selective cleanup, support for large files, and dedicated modules for managing storage.
dua (-> Disk Usage Analyzer) is a tool to conveniently learn about the usage of disk space of a given directory. It's parallel by default and will max out your SSD, providing relevant information as fast as possible.
Disk Space Analyzer allows you to easily find and remove the bulkiest content for your Mac or external storage. You can see your Mac disk usage, find folders that take up the most space, and manage hard drive space by moving or removing files.
WhatSize is a simple tool that allows the user to quickly measure the size in bytes of a given folder and all subfolders and files within it. You would be surprised at how many useless files might be laying around on your hard disks.
Shows disk usage as graphics
ClearDisk is a Mac OS X utility designed to clean the hard disk of unnecessary files which clog up the disk space. The goal of ClearDisk is just to find unused files on your computer and remove them. ClearDisk saves your time by cleaning your disk in a fast and intuitive manner.
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Sorting by size and color coding is faster and easier to find files within specific directories is the best!