File Type Inspector
Loading tool…
Related tools
File Checksum (SHA-256)
Calculate SHA-256, SHA-1, SHA-384 or SHA-512 of any file and compare.
ZIP Creator & Extractor
Create ZIP archives or safely extract them, with zip-bomb limits.
PDF Privacy Inspection
Check metadata, comments, links, forms, scripts and revisions.
How to use File Type Inspector
- Choose your file (or drop it onto the page).
- Adjust the options shown.
- Select the action button and wait for it to finish.
- Review the result, then download it.
What to expect
A new file is created. Your original file is never modified.
- Processing happens in your browser, so very large files depend on your device's memory.
Frequently asked questions
Is this a virus scan?
No. It reads file signatures only. A match or mismatch is a hint, not a security guarantee.
Is my file uploaded anywhere?
No. The file is read and processed by JavaScript in your browser. Only the website's own code and assets are downloaded.
Do I need to create an account?
No. Every tool works without sign-up or login.
Is it safe for confidential documents?
Files are processed locally in your browser and never uploaded. Close the tab or select Clear to release them from memory.