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Detect MIME type from file extension and browser type.
Private · Browser-based · No account · No upload
Content updated 2026-07-11 · File Utilities
MIME Type Detector is a free online tool on AllToolHub that helps you detect mime type from file extension and browser type.
Unlike installable desktop suites, MIME Type Detector loads in a tab so you can finish a task without creating an account or learning a heavyweight app.
Keywords people use for this page include mime, type, content-type — if that matches your task, you are in the right place.
Yes. MIME Type Detector on AllToolHub is free, requires no account, and is built to run in your browser without a paid plan or watermarks from us.
Processing is designed to happen locally in your browser whenever possible. selected files are read in the browser within memory limits. Standard web hosting may still log technical page requests, not your file contents.
After the first visit, the Progressive Web App cache can keep many pages available offline. Tool scripts must be cached first; heavy libraries load when you open the tool.
MIME Type Detector is built for anyone packaging or inspecting files quickly. Detect MIME type from file extension and browser type.
You get a consistent, fast UI, private local processing when possible, light/dark mode, and no mandatory sign-up — plus related File Utilities in one place.