Apps similar to SD Maid SE include BleachBit, which is free and open source. Other options are WinDirStat, CCleaner, Czkawka and WizTree. System Cleaners like SD Maid SE are a crowded field, with more than 100 alternatives for Windows, Android, Mac, Linux and iPhone.
BleachBit deletes unnecessary files such as cache and cookies to enhance privacy and disk space efficiency on Linux and Windows. It supports numerous applications including web browsers, office suites, and multimedia tools.
United States![BleachBit user interface in dark mode [source: official documentation]](https://img.alternativeto.net/s/309x197/jpeg/bleachbit_608743_full.png)
Comprehensive disk analysis tool offering treemap visualizations to identify large files, duplicate detection, and versatile cleanup actions. Operates offline, ad-free, and open-source, it runs portably on Windows without registration, providing a lightweight solution to manage disk storage.
Germany
EU
Enhances system performance by clearing unused files, optimizing registries, speeding up boot times, and updating drivers. It safeguards privacy via auto cleanup of cookies and browser history, freeing disk space with file cleanup, duplicate detection, and efficient startup management.
United Kingdom
Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.
PolandEU
Comprehensive disk usage analyzer providing ultra-fast insight into space consumption by directly reading NTFS file systems. Identify top space hogs, sort content by size, and enjoy features like portability, offline access, dark mode, and no registration needs. Exclusive to NTFS drives.
Australia
Offers a suite of powerful tools to optimize your Windows PC performance with features like registry and disk cleaning, privacy protection, and internet speed optimization, designed for both novices and professionals, and available in 23 languages for global accessibility.
China
The free system maintenance suite your PC deserves. 15+ powerful tools to clean, optimize, and protect your Windows, macOS, and Linux machines. Open source, no ads, no bloatware. Just a faster computer.
United States
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.
GermanyEU
SpaceSniffer is a tool application that gives you an idea of how folders and files are structured on your disks. By using a Treemap visualization layout, you have immediate perception of where big folders and files are situated on your devices.
ItalyEU
Free, open-source disk usage analyzer for Mac, Windows and Linux. See what fills your disk, servers and cloud storage, and clean it up safely.
ItalyEU
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...
GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.
NetherlandsEU
![BleachBit user interface in dark mode [source: official documentation]](https://img.alternativeto.net/s/618x394/avif/bleachbit_608743_full.png)
