URL Encoder / Decoder
Encode special characters for safe URL transmission or decode percent-encoded URLs back to readable text.
URL Encoder / Decoder
About this tool
The URL Encoder / Decoder converts special characters to percent-encoded format for safe URL transmission.
It uses the standard encodeURIComponent / decodeURIComponent functions.
All processing happens entirely in your browser — no data is ever sent to our servers.
When to use URL encoding
- 1Encoding query parameter values (spaces → %20, & → %26)
- 2Constructing API request URLs programmatically
- 3Safely embedding URLs in HTML attributes
- 4Decoding raw URLs from server logs or API responses
Frequently Asked Questions
Related Tools
JSON Formatter
Format, validate and beautify JSON data instantly online.
Developer Tools
JSON Minifier
Minify and compress JSON data to reduce file size.
Developer Tools
Base64 Encoder / Decoder
Encode and decode text or files using Base64 encoding.
Developer Tools
UUID Generator
Generate unique UUIDs (v1, v4) instantly for your projects.
Developer Tools