One of the most popular alternatives to DaisyDisk is WinDirStat, which is free and open source. Other popular alternatives are WizTree, Baobab Disk Usage Analyzer, SD Maid SE and Filelight. There's no shortage of Disk Usage Analyzers like DaisyDisk, with more than 100 alternatives for Mac, Windows, Linux, Android and the web.
DissectMac is a native, privacy-first macOS utility that uses an interactive treemap to visualize storage, allowing users to reclaim gigabytes in seconds through deep app uninstallation and real-time system monitoring.
Optimize Mac storage without deleting eligible files, understand AI tool disk usage, and keep folders organized.
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A high-speed disk space analyzer for macOS, inspired by the speed of WizTree on Windows and the visualization style of GrandPerspective.
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Drive Sonar is a fast, lightweight desktop disk usage explorer and analyzer built with Tauri, Rust, React, and TypeScript.
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Klarity is a disk space analyzer for macOS that shows where your storage went as a treemap: every file and folder is a rectangle sized to scale, so the biggest items are visible at a glance instead of being found one folder at a time.
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MacDirStat is a free, open-source disk space analyzer for macOS, inspired by WinDirStat. It scans a drive or folder and draws every file as a color-coded rectangle sized by its disk usage, so the biggest files and folders stand out at a glance.
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Pangalin Space Manager shows exactly where your Mac's space went, down to individual folders, and breaks down what macOS calls "System Data". It sorts everything into what's safe to clean, what's worth moving to an external drive, and what needs a look...
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Native macOS disk analyzer that scans folders and space, presenting file-type treemaps or ring charts beside a Finder-style outline. It can reveal items, send them to Trash after confirmation, flag caches and build output, and offer an optional read-only JSON CLI.
Canada
FreeUpDisk is a free disk space analyzer and cleanup tool for Windows and Mac. Its core feature is a treemap visualization: a visual map where every file and folder on your drive is represented as a colored rectangle, with size proportional to how much space it occupies.
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