Is URL & Query String Parser free?

Yes. URL & Query String Parser is free to use and needs no account or sign-up.

Is my data sent anywhere?

No. Everything you enter is processed inside your browser and is not sent to a server.

Once the page has loaded, processing needs no internet connection.

Yes. It works in current mobile browsers on Android and iPhone, as well as on desktop.

Break a URL into its parts and edit query parameters. Includes a UTM builder.

Is URL & Query String Parser free?: Yes. URL & Query String Parser is free to use and needs no account or sign-up.
Is my data sent anywhere?: No. Everything you enter is processed inside your browser and is not sent to a server.
Does it work offline?: Once the page has loaded, processing needs no internet connection.
Does it work on phones?: Yes. It works in current mobile browsers on Android and iPhone, as well as on desktop.

URL Encoder / Decoder — Percent-encode or decode text for use in URLs.
JSON Formatter & Validator — Format, validate and minify JSON, with the exact position of syntax errors.
Base64 Encoder / Decoder — Encode text to Base64 or decode it back. UTF-8 safe, including Hindi.
HTML Entity Encoder / Decoder — Escape characters as HTML entities, or decode entities back to text.
JWT Decoder — Decode the header and payload of a JSON Web Token and show its expiry.
Regex Tester — Test JavaScript regular expressions with live match highlighting and groups.