What is Disk Space Fan?
Disk Space Fan is a free open source disk space analyzer and disk cleanup utility for Windows. It helps visualize your disk space usage by drawing interactive graphical pie charts and tree maps of your disks and folders, making it easy to see which folders and files are using up space.
Some key features of Disk Space Fan include:
- Tree map visualization of folder sizes and distribution
- Graphical pie charts showing usage and free space
- Treemap history to monitor disk usage over time
- Can analyze local hard drives, external drives, network shares
- Filter system files and small files from view
- Support for NTFS alternate data streams
- Export reports to popular image formats
- Lightweight and portable
Disk Space Fan is useful for identifying large unused files that can be deleted to free up disk space. Its interactive graphical maps allow easily spotting folders and categories that are occupying excess space such as downloads, documents, media files, etc. The history feature is helpful for analyzing disk usage growth over time to identify trends.
Since it is portable and does not need to be installed, Disk Space Fan can be run from external drives. It works on all versions of Windows and has multilingual support. Overall, its visual disk maps make it easy to cleanup and manage disk space effectively.
TreeSize, WinDirStat, DaisyDisk, WizTree, Baobab Disk Usage Analyzer, SpaceMonger, DiskUsage, Spacie, Disktective, Advanced Disk Space Monitor, Space Radar, IntoDisk, SquirrelDisk, RidNacs, Better Directory Analyser are some alternatives to Disk Space Fan.