Format JSON Online logo
Professional URL Encoder/Decoder

Encode & Decode URLs Seamlessly

Convert URLs safely with our free URL Encoder/Decoder tool. Encode special characters for secure web transmission or decode URLs back to readable format. Perfect for developers, marketers, and anyone working with web URLs. Supports all characters including spaces, symbols, and international text. Process URLs instantly in your browser with no installation required. Ideal for API development, web forms, SEO, and debugging web applications.

Loading...

Your adventure is about to begin

How to Use URL Encoder/Decoder

1

Input Your Text

Enter or paste the text you want to convert:

  • • URLs with special characters
  • • Query parameters
  • • API endpoint data
  • • Encoded strings to decode

Supports all major text formats and special characters

2

Choose Operation

Select your conversion type:

  • • Encode - Convert to URL-safe format
  • • Decode - Convert to readable text
  • • Upload files for batch processing
  • • Clear for new conversions

Toggle between modes with one click

3

Copy or Download

Use your converted text:

  • • Copy to clipboard instantly
  • • Download as text file
  • • Upload files for batch conversion
  • • Clear for new conversions

All processing happens in your browser for privacy

Pro Tips:

  • • Use encoding for API requests with special characters
  • • Decode URLs to analyze query parameters
  • • Handle international characters in web forms
  • • Process file paths with spaces or symbols
  • • Debug web applications with encoded data
  • • Upload files for batch URL processing

Key Features

⚡ Instant

Real-time conversion

🔤 2-Way

Encode & decode

📥 Upload

File support

📤 Export

Copy & download

🔒 Secure

Client-side only

📱 Responsive

Mobile friendly

🆓 Free

No registration

🌐 Universal

All characters

Complete URL Encoding Solution

Why Use URL Encoder/Decoder?

  • Ensure web-safe URLs for API requests
  • Process query parameters with special characters
  • Debug encoded URLs in web applications
  • Handle international characters in forms
  • Create clean URLs for social sharing
  • Prepare data for HTTP requests
  • Batch process multiple URLs efficiently
  • No coding or technical skills required

Common Use Cases:

  • API development and testing
  • Web form data submission
  • SEO-friendly URL creation
  • Query string parameter handling
  • Web application debugging
  • International character processing
  • Redirect URL management
  • Analytics URL tracking

Understanding URL Encoding

URL encoding is a mechanism for translating characters that are not allowed in URLs into a web-safe format. When special characters like spaces, ampersands, or non-ASCII characters appear in URLs, they must be encoded to ensure proper transmission over the internet. Our URL encoder/decoder tool uses the standard encodeURIComponent and decodeURIComponent functions to handle all characters correctly, making it perfect for developers, marketers, and anyone working with web URLs.

Advanced Features for Developers

Beyond basic encoding and decoding, our URL converter includes file upload capabilities for batch processing, support for all Unicode characters, and seamless handling of complex query strings. The tool works entirely in your browser with no server communication, ensuring your URLs and data remain completely private. With one-click copy and download options, you can quickly integrate converted URLs into your workflow.

Ready to Get Started?

Choose from our suite of JSON tools to start processing your data right away.

Text Case Converter

Convert text to upper, lower, title, camelCase, snake_case, and more formats.

Base64 Converter

Encode and decode Base64 strings and files for data transmission and storage.

Regex Tester

Test and debug regular expressions with real-time matching, capture group analysis, and flag support.

JSON Escape/Unescape

Escape and unescape JSON strings for safe encoding in APIs and databases.

JSON Formatter

Beautify and format JSON with syntax highlighting and customizable indentation.

JSON Validator

Validate JSON syntax with AI-powered error detection and automatic fixing.

Frequently Asked Questions
What Is a URL Encoder/Decoder and How Does It Work?

A URL encoder/decoder converts special characters in URLs to a web-safe format (encoding) or back to readable text (decoding), ensuring proper browser and server processing. Our free URL converter tool simplifies this: paste your URL or encoded string, select 'Encode' or 'Decode,' and click submit for instant results. Ideal for developers and web users handling query strings or APIs, this online URL encoder processes data client-side for privacy. Use it to manage URLs without software installation.

Why Should I Use a URL Encoder Tool Online?

Encoding URLs ensures special characters like spaces, symbols, or non-ASCII characters are converted to a format safe for web transmission, preventing errors in browsers or servers. Our free URL converter tool makes this easy: paste your URL, select 'Encode,' and get a web-safe URL instantly. Perfect for developers working with APIs or web forms, this online URL encoder ensures reliable data transfer. All processing happens in your browser for security, with no software installation needed for fast, accurate encoding.

How to Use a URL Converter Tool Online for Free?

Use our free URL converter tool to encode or decode URLs effortlessly. Paste your URL or encoded string into the input field, choose 'Encode' to create a web-safe URL or 'Decode' to revert to readable text, then click submit for instant results. Ideal for developers handling query parameters or web users fixing URLs, this online URL encoder/decoder processes data securely in your browser. No sign-up or software is required, ensuring quick, reliable URL conversions for any project.

Is the URL Encoder/Decoder Tool Secure for Data?

Yes, our free URL converter tool is secure, processing all data client-side in your browser. No URLs or encoded strings are sent to or stored on our servers, ensuring complete privacy. Ideal for developers encoding query strings or web users decoding URLs, this online URL encoder/decoder offers safe, instant conversions. Paste your URL, encode or decode it, and use the results confidently, knowing your data remains private. No software installation or sign-up is needed for secure URL management.

Is the URL Converter Tool Free to Use Online?

Absolutely, our URL encoder/decoder tool is completely free, with no sign-up or usage limits. Paste your URL or encoded string, select 'Encode' or 'Decode,' and convert instantly. Designed for developers working with APIs or web users managing links, this online URL converter processes data securely in your browser. Use our free URL tool to encode special characters or decode URLs effortlessly, without requiring software installation, making it accessible for all your web-related tasks.

What Characters Does URL Encoding Handle?

URL encoding converts special characters including spaces, ampersands (&), equals (=), question marks (?), slashes (/), and non-ASCII characters (like accented letters or emojis) into a web-safe format using percent-encoding. For example, a space becomes %20, and & becomes %26. Our URL converter handles all standard characters that need encoding for safe web transmission, ensuring compatibility with browsers, servers, and APIs.

When Should I Use URL Encoding vs Decoding?

Use URL encoding when creating links, form submissions, or API requests that contain special characters. Use URL decoding when you need to read or analyze encoded URLs, such as when debugging web applications or parsing query parameters. Our tool makes both processes simple with clear tabs for encoding and decoding, allowing you to switch between modes as needed for your web development tasks.