JSON ⇄ Query String
Convert a JSON object to a URL query string, and back.
JSON ⇄ Query String is a free, browser-based tool on Toolery. Convert a JSON object to a URL query string, and back. Everything runs locally on your device, so it's fast and completely private — no uploads, no queues, and no sign-up to try it.
JSON ⇄ Query String — FAQ
Is JSON ⇄ Query String free to use?
Yes. JSON ⇄ Query String is completely free on Toolery — no watermarks and no sign-up required to try it.
Is JSON ⇄ Query String private — do my files stay on my device?
Yes. JSON ⇄ Query String runs entirely in your browser. Your files and input are processed on your own device and never uploaded to a server, so nothing is stored, seen, or shared.
How do I use JSON ⇄ Query String?
Convert a JSON object to a URL query string, and back. Open the tool, add your file or input, and get the result instantly — it all happens on your device.
Does JSON ⇄ Query String send my data anywhere?
No. JSON ⇄ Query String runs entirely in your browser — your input never leaves the tab, which makes it safe for code, tokens, and other sensitive data.