📖 How to use
- Choose the required file or files.
- Select the output format or available options.
- Start processing and keep this tab open.
- Download or review the generated result.
Home › Developer Tools › File Metadata Inspector
File Metadata Inspector
Inspect file size, MIME type, SHA-256/SHA-1 checksums and format-specific PDF, image, media, Office or archive metadata.
◉ Free⚡ Server Processing🔒 Temporary Files Deleted
🔍 Upload & Process
SHA-256 + SHA-1 • file type • format-specific properties
PDF • images • media • Office • archives
Metadata is returned as structured JSON. The tool does not need to modify your original file.
Preparing…
Private processingFiles are used for the job and removed after delivery.
Real enginesUses LibreOffice, FFmpeg, Pillow, MuPDF and archive engines where appropriate.
Free accessNo conversion feature paywall on Tool Digital Hub.
⚡ Phase 4 engine
- Uses one shared backend for many file formats.
- Includes progress, cancellation and fallback API endpoint handling.
- Current free server limit is 15 MB per file.
- Render may need a short wake-up after inactivity.
💡 Pro Tips
- For batch jobs, use files of compatible types.
- Keep your original file until you verify the output.
- Large media conversions can take longer on the free server.
- Use dedicated PDF tools when you need page-specific controls.
❓ Frequently Asked Questions
What metadata does it show?
Basic file information and checksums for every file, plus richer details for PDFs, images, media files, Office packages and common archives.
Can I save the result?
Yes. Copy the JSON or download it as a .json file.