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Paste a full URL or raw query string to extract parameters into a decoded table and pretty-printed JSON. Duplicate keys become arrays. Parsing runs on your device.
How to use this tool
Open the Query String Parser form on this page, enter the values or file required for your task, and run the tool. Review the results panel and adjust inputs as needed. Your data stays on your device and is not uploaded.
How it works
Paste a full URL or query string to parse parameters into a table and pretty-printed JSON. Duplicate keys become arrays. Parsing runs on your device.
Limitations
Results are based on the inputs you provide and may not cover every edge case. This tool is for general use and is not professional advice.
Privacy and file handling
Your data stays on your device and is not uploaded.
FAQ
Frequently asked questions
Is Query String Parser free?
Yes. It is free to use and you do not need to sign in or create an account.
Is my data private?
See the privacy note on this page. Many tools run on your device; some heavier file tools may use secure temporary processing when required.
Can I use Query String Parser on mobile?
Yes. Open this page on your phone or tablet, enter your inputs, and use the on-screen controls.
Related pages
- Browse all free online tools on Utilnivo
- Explore more developer tools on Utilnivo
- URL Encoder/Decoder — Encode or decode URL-safe text.
- JSON Formatter — Format, minify, and validate JSON with optional key sorting.
- API Tester — Send HTTP requests from your browser and inspect responses.
- HTTP Status Checker — Check the HTTP status code for a URL.
- User-Agent Parser — Parse user-agent strings into browser, OS, and device fields.
- JSON Compare — Compare two JSON documents and list structural differences.
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