Free online tool
JWT Decoder
Decode JWT header and payload locally. This tool does not verify signatures.
♢ Processed locally in your browser.
Header
Payload
Important
This decoder only reads JWT contents. It does not verify the token signature or authenticity.
About the JWT Decoder tool
Decode JWT header and payload instantly without uploading the token. Digital Utility Kit is designed for quick everyday use with no account required. Processing happens locally in your browser whenever the tool supports it, helping keep your data on your device.
How to use it
Open the tool above, provide the required input, choose any available options and run the conversion or calculation. Review the result before downloading or copying it. The interface works on modern desktop and mobile browsers.
Free and private by design
This tool is free to use and does not require registration. Digital Utility Kit does not intentionally send the content you process to Google Analytics; analytics events are limited to general tool usage such as opening or completing a tool.
Frequently asked questions
Is JWT Decoder free to use?
Yes. JWT Decoder is free to use and does not require an account or registration.
Does JWT Decoder upload my data?
The actual processing for JWT Decoder is designed to happen in your browser, so the content you process does not need to be uploaded to our server.
Can I use JWT Decoder on a phone or tablet?
Yes. The interface is built for modern desktop and mobile browsers, although very large files may be easier to process on a device with more memory.
Do I need to install software to use JWT Decoder?
No. Open the tool in a modern web browser and use it directly from the page.