Identify a File's Real Type

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

Prijava ni potrebnaDatoteke ostanejo zasebne

Spustite datoteke sem ali kliknite za brskanje

Any file brez omejitve velikosti datoteke

Brskanje po datotekah

Vaše datoteke nikoli ne zapustijo vaše naprave. Vsa obdelava poteka lokalno v vašem brskalniku.

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.

Izberite Datoteka

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

Proces

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

Prenos

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

✓Popolnoma brezplačno – brez skritih stroškov

✓Račun, e-pošta ali prijava niso potrebni

✓Datoteke nikoli ne zapustijo vaše naprave

✓Nobenih omejitev velikosti datoteke

✓Brez vodnih žigov na nobenem izpisu

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