About 1Tree
1Tree (100% FREE) lets you see all directories/files size in 1 tree, in order to let you to do the manual disk cleaning work easily. It loads drives, folders and files with their sizes (sorted by size), and provides you...
1Tree (100% FREE) lets you quickly see/get all drives/directories/files size in 1 tree view, so as to let you to do the manual disk cleaning work easily. 1Tree Basic loads your local and network drives, folders and files with their sizes (sorted by size in descending order), and provides you with the common commands (e.g. Delete, Move to, Rename) and a few special commands (e.g. Get Full Path of Resource) for drives/files/folders. So, with 1Tree Basic, you can do the manual disk cleaning work easily.In fact, it is similar to UNIX/Linux du command, or you can think it is a GUI du tool for Windows. Key Features: Show Folders Size. Sort by Size. Intelligent Unit. Intelligent Decimal. Common Commands. Copy Full Path. Customizable Interface.
Previous Versions
Here you can find the changelog of 1Tree since it was posted on our website on 2015-04-24 03:00:00.
The latest version is 7.0 and it was updated on 2026-06-19 21:32:08. See below the changes in each version.
1Tree version 7.0
Updated At: 2018-08-16
Changes: Greatly improved the starting speed. Can directly display the common locations such as Desktop, Downloads, Documents, Music, Videos and Pictures. Fully supports native Dutch. Uses the Segoe UI font for all interfaces. Uses the Windows 10 style icons. Optimized the appearance of tree view. And more.
1Tree version 4.0
Updated At: 2015-10-15
Changes: Perfected UI effect for any system DPI setting, in any supported Operating Systems (system DPI setting: in Windows 7, it can be changed at "Control Panel -> Appearance and Personalization -> Display -> Make text and other items larger or smaller"). And more. 8 features / improvements in total.
1Tree version 2.2
Updated At: 2012-02-29
Changes: Supports context menu. Supports reloading the selected resource.
Disclaimer
External Download
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