Query String Parser

Parse and build query strings.

How query string parsing works

Pairs separated by & are split at the first =, and both sides are percent-decoded ("+" becomes a space). Repeated keys are kept as separate rows.

Processed locally in your browser — your input is never uploaded.

What is Query String Parser?

Parse and build query strings. Pairs separated by & are split at the first =, and both sides are percent-decoded ("+" becomes a space). Repeated keys are kept as separate rows.

Is Query String Parser free to use?

Yes. Query String Parser on DevCipher is completely free, with no sign-up, no limits and no ads.

Is my data safe when I use Query String Parser?

Yes. Everything runs locally in your browser. Your input is never uploaded to a server, and sensitive values such as keys and tokens are never saved.