Free Online JWT Decoder

Free online JWT Decoder. Runs locally in your browser with zero uploads for privacy and speed.

JWT Input

Note: this tool only decodes and displays the header/payload. It does NOT verify the signature (no secret key required).

Token Info

Algorithm: -

Type: -

Expiration (exp): -

Not Before (nbf): -

Issued At (iat): -

Signature format: Looks valid (Base64URL decodable)

Hint: exp/nbf/iat in JWT payload are typically Unix timestamps in seconds; this tool automatically converts them to local time.

Header

Payload

Signature