URL Encoder & Decoder
Developer ToolsEncode or decode URLs and query parameters. Convert special characters to percent-encoding for safe URL usage.
URL Encoder & Decoder — Encode or decode URLs and query parameters. Convert special characters to percent-encoding for safe URL usage. All processing happens instantly in your browser with zero data sent to any server.
Step-by-Step Guide
- 1Enter your data into the input area at the top of the tool.
- 2Configure any options or settings as needed.
- 3Click the primary action button to process your data.
- 4Copy the result using the Copy button, or download if available.
- 5Use Clear/Reset to start over with new data.
Use Cases
- •Quick developer tasks without installing software
- •Processing sensitive data securely in your browser
- •Batch processing when working on multiple projects
- •Learning and experimenting with developer concepts
Pro Tips
- 💡All data stays in your browser — safe for confidential content.
- 💡Bookmark this page for quick access from your browser toolbar.
- 💡Check the Related Tools section below for complementary utilities.
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Frequently Asked Questions
URL encoding (percent-encoding) converts special characters into a format that can be transmitted over the internet. For example, a space becomes %20.
Paste your URL or text, click Encode to convert special characters to percent-encoding, or click Decode to reverse the process.
Yes, 100% free with unlimited use. No registration required.
All processing runs in your browser. No data leaves your device.
encodeURI preserves URL structure characters (://?#), while encodeURIComponent encodes everything. Our tool supports both modes.
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