Developer & Data 100% Local Processing Limit: 10 MB

URL Decoder Tool

Decode percent-encoded URI components (%20, %2F, %3F, %26) and query strings into human-readable characters.

Sponsor Space

1. Input / Parameters

2. Result

Sponsor Space

How to Use the URL Decoder Tool

  1. 1
    Paste your percent-encoded URL or query string into the input area.
  2. 2
    The tool automatically decodes all %XX escape sequences.
  3. 3
    Choose standard decodeURI or decodeURIComponent for query parameters.
  4. 4
    Copy the decoded human-readable URL.

Practical Example & Use Case

Common Real-World Scenario

Inspecting deep tracking links, redirect query parameters, and OAuth callback URLs with encoded tokens.

Technical Notes & Limitations

Browser Engine Architecture

Supports full RFC 3986 percent-decoding and UTF-8 multi-byte decoding.

Frequently Asked Questions

What does %20 mean?

%20 is the percent-encoding for a space character.