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URL Encoder / Decoder

Encode or decode URLs, Base64 and HTML entities instantly.

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URL, Base64 & HTML Encoder/Decoder

Paste any string above to instantly see URL-encoded, Base64, and HTML entity conversions — all at once.

📌 What is URL Encoder / Decoder?

Converts any text string into multiple encoding formats simultaneously: URL encoding (percent-encoding), URL decoding, Base64 encoding and decoding, and HTML entity encoding and decoding — all displayed side by side in a single view.

🎯 Why It Matters for SEO

Malformed URLs, unencoded special characters, and improperly decoded values are common causes of broken tracking parameters, 404 errors, and security vulnerabilities like XSS injection.

📋 How to Use This Tool

  1. 1 Paste your URL, query string, form value, or any text
  2. 2 All 6 conversion outputs appear instantly
  3. 3 Click any Copy button to grab a specific format
  4. 4 Use Copy All to export every format at once

❓ Frequently Asked Questions