Query String to JSON Converter
Convert a URL query string to a JSON object instantly. Free, no signup.
How to use this tool
- Enter query string in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your json output and the full breakdown beneath it.
Query strings are the key=value pairs after the ? in a URL. This tool converts them into a readable JSON object.
Frequently asked questions
- What is a query string?
- A query string is the portion of a URL after the ? character, containing key-value pairs separated by & characters.