Apps similar to TreeSize include WinDirStat, which is free and open source. Other options are WizTree, Baobab Disk Usage Analyzer, SD Maid SE and Filelight. There's no shortage of Disk Usage Analyzers like TreeSize, with more than 100 alternatives for Windows, Mac, Linux, Android and the web.
Visualizes file and folder sizes using treemaps for macOS and Windows, integrates duplicate detection, smart filters, drill-in navigation with breadcrumbs, batch file deletion via a collector tray, and ensures safe cleanup with review options before removal.
United States
Analyzes disk usage with an intuitive sunburst map, locating and previewing large or unused files across any mounted disk, with drag-and-drop management, fast scanning, real-time updates as files are removed, system integration, and support for various file systems.
Ukraine
SpaceRadar allows interactive visualization of disk space and memory. It currently supports Sunburst, Treemap, and Flamegraph charts.
United States
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.
United States
SpaceMonger is a treemapping tool for hard disks and file systems. It scans, maps, and manages PC, network, and cloud storage. It can copy, move, and delete files to free up storage space. It helps locate large files and folders quickly with Treemap visuals and finds files by...
United States
A visual disk space analyzer for Windows. It displays files, folders, and duplicate items as proportional colored blocks, helping users find large files, compare folder sizes, review file types, and locate duplicate files.
Cyprus
EU
FolderSizes provides an engaging, interactive disk space analysis experience that you must try yourself to truly appreciate. More than just a series of diverse reports, FolderSizes allows you to visualize your disk space usage from multiple perspectives, like SequoiaView.
United States
JDiskReport enables you to understand how much space the files and directories consume on your disk drives, and it helps you find obsolete files and folders.
GermanyEU
Native Quick Look add-on for macOS lets you preview folder size, largest files and subfolders, item counts, storage breakdown, and hidden files directly in Finder. On-demand, local scans ensure no cloud uploads or tracking, with upgrade for further folder inspection.
China
Disko is a small minimalist MacOS application that allows you to see how much disk space individual application are using. It is broadly inspired by the Disk Usage Analyzer application on GNU/Linux.
United States
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.
United States
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.
GermanyEU
