URL Encoder / Decoder online free — large files supported

Explanation

URL Encoder / Decoder is a fast, free online tool for encoders. Paste your input, click Run, and get results instantly via our API-backed processing.

Input Format

Plain Text

Example

Example Input

Hello World! Special chars: é, ñ, &, =, ?

or encoded: Hello%20World%21

Example Output

Decoded:
Hello World! Special chars: é, ñ, &, =, ?

or encoded: Hello World!

Re-encoded:
Hello+World%21+Special+chars%3A+%C3%A9%2C+%C3%B1%2C+%26%2C+%3D%2C+%3F%0A%0Aor+encoded%3A+Hello+World%21

Use Cases

Encode special characters in URL parameters before making HTTP requests to ensure proper data transmission
Decode encoded URLs from server logs or analytics tools to understand the actual query parameters being sent
Prepare user input containing spaces and special characters for safe inclusion in API endpoints
Debug web applications by decoding obfuscated URLs to identify routing or parameter issues
Encode email addresses and sensitive data in URLs to prevent breaking links in email campaigns
Convert decoded URLs from clipboard into properly encoded format for use in REST API testing

How to Use URL Encoder / Decoder

Paste or type your input data in the left text area
Click the Run button to process via the API
Copy the result from the output area

Frequently Asked Questions

How is my data processed?

Data is processed on the server via API; we do not store content beyond processing and only log minimal technical metadata.

What is URL Encoder / Decoder?

URL Encoder / Decoder is a free online tool that processes your input via a secure API and returns results instantly.

Is URL Encoder / Decoder free to use?

Yes, URL Encoder / Decoder is completely free with no registration required. You can also access it via our API with a generous free tier.

Is my data safe with URL Encoder / Decoder?