How to use
- Paste your JSON Web Token (JWT) into the provided input field.
- Click 'Decode' to inspect and verify the token's claims.
- View the decoded header, payload, and signature details.
- Verify the authenticity of the token and check its expiration status.
Why use this tool?
completely free, forever
No sign-up required, no watermarks, and no daily limits.
Easy to Use
Simply paste the JWT, click 'Decode', and view the decoded information.
Inspect All Parts
View the header, payload, and signature of the token in a readable format.
Token Verification
Check the validity, claims, and expiration of the JWT for security purposes.
Fast Results
Get instant results with no delays in decoding and verifying your JWT.
All Devices Supported
Works on Windows, Mac, iPhone, iPad, and Android devices.
Frequently asked questions
Is the JWT Decoder free?▼
Yes, the JWT Decoder tool is completely free to use. No account required, and no watermarks on your decoded tokens.
How do I decode a JWT?▼
Simply paste the JWT into the input field and click 'Decode'. You'll see the decoded header, payload, and signature.
Can I verify the JWT's authenticity?▼
Yes, our tool helps you verify the validity and expiration of the token to ensure it's genuine.
What information can I see after decoding a JWT?▼
You can view the token's header, payload (claims), and the signature, including any claims like the issuer, expiration, and audience.
Is my data secure when using this tool?▼
Yes, your JWT is processed securely, and we do not store or track any information you input.
Which devices are supported?▼
Our tool works on all devices including Windows, Mac, iPhone, iPad, and Android devices.
About JWT Decoder
Inspect and verify JSON Web Tokens This free online tool runs entirely in your browser — no files are ever uploaded to our servers, ensuring your data stays private and secure. No registration, no watermarks, no limits.
Free forever
No hidden fees or paywalls
Zero uploads
100% browser-based processing
No account needed
Start using immediately