Encode and decode URLs safely with support for all special characters
Want to embed this URL encoder/decoder on your website? Use this code:
Encode search queries and form data for URLs
Use Case: Building search URLs, form submissions, API parameters
Encode mailto links with subject and body content
Use Case: Email link generation, contact forms
Encode URLs for social media sharing buttons
Use Case: Twitter, Facebook, LinkedIn sharing buttons
Handle non-ASCII characters in URLs
Use Case: International websites, multilingual content
Encode complex API parameters and filters
Use Case: REST APIs, GraphQL queries, webhook URLs
Handle file paths with spaces and special characters
Use Case: File uploads, media streaming, CDN URLs
Learn the basics of URL encoding, why it's necessary, and how percent-encoding works under the hood.
Read Tutorial โBest practices for creating clean, readable URLs that both users and search engines love.
Read Tutorial โComplete guide to URL encoding in JavaScript with encodeURIComponent, encodeURI, and escape functions.
Read Tutorial โHandle international characters, emoji, and Unicode in URLs properly across different browsers.
Read Tutorial โPrevent URL-based attacks, handle user input safely, and avoid common security pitfalls.
Read Tutorial โCreate custom URL schemes for mobile apps and handle deep linking effectively.
Read Tutorial โCompare our free URL encoder with other popular tools and services:
| Feature | Our Tool | Online Tool A | Browser Console | Paid Service |
|---|---|---|---|---|
| Free to Use | โ | โ | โ | โ |
| Multiple Encoding Types | โ (4 types) | โ ๏ธ (Limited) | โ | โ |
| URL Validation | โ | โ | โ | โ |
| URL Parsing | โ | โ | โ ๏ธ (Manual) | โ |
| Character Count | โ | โ | โ | โ |
| Real-time Processing | โ | โ ๏ธ | โ | โ |
| Mobile Friendly | โ | โ ๏ธ | โ | โ |
| Educational Content | โ | โ | โ | โ |
| Privacy (Client-side) | โ | โ ๏ธ | โ | โ |
| Download Results | โ | โ | โ | โ |
All encoding and decoding happens in your browser. Your URLs and data never leave your device.
Instant processing with real-time encoding/decoding as you type. No server delays or waiting.
Automatically detects whether input needs encoding or decoding and provides intelligent suggestions.
URL validation, component parsing, character counting, and multiple encoding types in one tool.
URL encoding, also known as percent-encoding, is a mechanism to encode information in URLs. It replaces unsafe ASCII characters with a "%" followed by two hexadecimal digits representing the character's ASCII code.
Ensures that URLs with special characters are transmitted correctly across different systems.
Makes URLs compatible with all browsers, servers, and network infrastructure.
Prevents URL corruption during HTTP transmission and ensures consistent behavior.
Follows RFC 3986 standards for URI syntax, ensuring maximum compatibility.
The URL encoding process follows these rules:
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