File MIME type checker
Detect a file's real MIME type from its contents, not its extension.
Runs on our server
About this tool
Detect a file's real MIME type from its contents, not its extension. It runs on our server, and we don’t store what you enter. It’s free and there’s no account to create.
How to use it
- 1 Choose the file.
- 2 Select Check and copy or download the result.
Questions
Do you store what I enter?
No. Your input is processed to give you the result and isn’t saved.
Is this tool free?
Yes. It’s free to use with no sign-up and no limits for normal use.
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