How to use Decode JWT Token
- Drop your JWT into the field at the top of Decode JWT Token.
- The result is computed live in your browser as you edit the input.
- Finish by choosing Copy to take the output with you.
About this tool
There is no server behind Decode JWT Token. Decode JWT Token decodes a JSON Web Token in your browser, showing the header and payload without verifying secrets remotely.
The token is parsed on your device and never transmitted. It behaves the same on desktop and mobile, with nothing stored remotely.
Frequently asked questions
What is Decode JWT Token for?
Use Decode JWT Token to decode your input without installing anything; everything happens client-side.
Is Decode JWT Token free to use?
Yes — Decode JWT Token is completely free, with no usage limits.
Does Decode JWT Token upload my data?
No — Decode JWT Token processes everything locally in your browser, so nothing you enter is uploaded or stored.
Does Decode JWT Token verify the JWT signature?
Decode JWT Token decodes the token locally so you can inspect its header and payload; verification needs the matching key.
Can I use Decode JWT Token without a connection?
Yes — after the first load Decode JWT Token runs entirely offline.