Identify a File's Real Type

Check a file's magic number to see what it actually is.

Sisselogimist ei nõutaFailid jäävad privaatseks

Lohista failid siia või klõpsa sirvimiseks

Any file faili suuruse piirangut pole

Sirvi faile

Sinu failid ei lahku kunagi sinu seadmest. Kogu töötlus toimub kohalikult sinu brauseris.

Inspect the raw bytes of any file — offset, hex, and ASCII columns, like a classic hex editor. The file is read locally and never uploaded.

file identification tips

🔎

The first bytes (magic number) reveal the true format regardless of the file extension.

🏷️

The tool names common types automatically — PNG, PDF, ZIP, MP4, and more.

🕵️

Useful when a file has the wrong or no extension, or you suspect it's mislabeled.

🔒

Read locally — safe for unknown files.

Vali fail

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Töötle

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Laadi alla

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Täiesti tasuta — varjatud kulusid pole kunagi

✓Kontot, e-posti ega sisselogimist ei nõuta

✓Failid ei lahku kunagi sinu seadmest

✓Faili suuruse piiranguid pole üldse

✓Ühegi väljundi peal pole vesimärke

Debug a Binary File

Inspect headers and bytes while debugging a file f

Find Text Strings in a File

Spot readable text embedded in a binary file.

Inspect a Suspicious File Safely

Examine an unknown file's bytes without opening or

Learn How File Formats Work

Explore the byte structure of real files to unders