Query String Builder

https://example.com/?utm_source=google&utm_campaign=summer

🔒 Privacy: Inputs remain on your device and are not sent to a server.

Query String Builder

Build a URL with safely encoded query parameters.

It helps add parameters without mistakes in encoding special characters.

Build a URL with safely encoded query parameters. Everything runs in your browser, without uploading your input to a server.

Frequently Asked Questions

Is my input sent to a server?

No. The tool runs locally in your browser.

Is this tool free?

Yes, you can use it without signing up.