Select or Drop a Folder Directory
Scans all subfolders, total disk space, file count, and distribution breakdown locally
ADVERTISEMENT
Tool Result Banner
Google AdSense Slot ID: 3456789012 • Responsive
How to Use Folder Size Calculator
- Click "Select Folder" and pick any folder directory on your device.
- The browser instantly scans all files and subfolders in real-time.
- Inspect total size, file count, file type distribution, and top 10 largest files.
- Export the folder inventory report as a CSV or JSON manifest.
Key Features & Advantages
- Deep directory scanner using HTML5 webkitdirectory API
- Interactive file type distribution breakdown (Media, Code, Documents, Archives)
- Top largest files leaderboard to quickly find disk space hogs
- 100% private — files remain on your computer; only metadata is analyzed
Frequently Asked Questions
No! The browser reads file metadata (size, name, type) locally without transferring any file data.