MIME Type Checker
Detect file MIME type and extension from magic bytes. Free, fast, and privacy-first. No signup required — use MIME Type Checker online instantly.
When to Use
Use MIME Type Checker when you need to detect file MIME type and extension from magic bytes. It's free, fast, and works right in your browser.
How to Use MIME Type Checker
- Open the MIME Type Checker tool above.
- Upload or enter your data as instructed.
- Configure any available options to your needs.
- Click the action button to process.
- Download or copy your result.
Frequently Asked Questions
Is MIME Type Checker free to use?
Yes, MIME Type Checker is completely free with no signup required. Use it as many times as you need.
Is my data safe when using MIME Type Checker?
Absolutely. Toolozo is privacy-first — your data is processed locally in your browser and is never uploaded to our servers.
Does MIME Type Checker work on mobile devices?
Yes, MIME Type Checker is fully responsive and works on smartphones, tablets, and desktop browsers.