FOLDER SIZE ANALYZER · LOCAL ONLY
Find the files
eating your space.
Choose a folder and FolderHeat maps its size distribution in your browser. Drill into heavy folders, find the largest files, inspect extensions, and export a report without uploading the files anywhere.
SCAN
Choose the folder you want to inspect
FolderHeat reads file names, relative paths, sizes and modified dates exposed by your browser.
Choose a folderClick here, or drop a batch of files
Browser limitation: a website cannot scan an entire drive silently. You explicitly choose the folder each time.
Nothing scanned yet. Use the demo to see the report layout without selecting any local files.
Total size—
Files—
Folders—
Largest file—
Treemap
Selected folder
Largest folders
| Folder | Size | Files | Share |
|---|
Largest files
Top 150| File | Folder | Size | Ext | Modified |
|---|
HOW IT WORKS
Storage overview without an install
1
Choose a folder
Your browser gives FolderHeat a list of the files you selected.
2
Aggregate sizes
File bytes are rolled up into every parent folder and extension.
3
Drill down
Click heavy treemap blocks or folder rows to inspect the next level.
4
Export
Save CSV or JSON reports before deciding what to clean up.