How do I use the URL Encoder & Decoder?

Paste the text, query parameter, path fragment, or full URL that you want to encode or decode into the input area. Choose Component mode when you are working with individual parameters, slugs, or values, and choose Full URL mode when you want to preserve URL structure. Click Encode to apply percent-encoding with the appropriate browser function for the selected mode. Click Decode when you need to reverse an encoded URL string back into readable text or inspect copied values from logs and query strings. Use Swap, Copy, and Clear to move quickly between test cases while debugging links, redirects, forms, or tracking parameters.

Is the URL Encoder & Decoder free?

Yes, the URL Encoder & Decoder is completely free. It runs entirely in your browser with no signup, no download, and no data sent to any server.

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encoder

URL Encoder & Decoder

Encode or decode URL components and full URLs with percent-encoding tools that run entirely in your browser.

url encoderurl decoderurl encode onlinepercent encoding

Encoding mode

Choose how the URL should be treated

Input 0 chars

Output 0 chars

How to use

How to encode and decode URL strings safely for the web

1 Paste the text, query parameter, path fragment, or full URL that you want to encode or decode into the input area.
2 Choose Component mode when you are working with individual parameters, slugs, or values, and choose Full URL mode when you want to preserve URL structure.
3 Click Encode to apply percent-encoding with the appropriate browser function for the selected mode.
4 Click Decode when you need to reverse an encoded URL string back into readable text or inspect copied values from logs and query strings.
5 Use Swap, Copy, and Clear to move quickly between test cases while debugging links, redirects, forms, or tracking parameters.

URL encoding is a routine task whenever text contains spaces, punctuation, Unicode characters, or reserved symbols that need to travel safely in a web address. Developers and marketers run into it when building query strings, campaign links, redirects, dynamic routes, and API endpoints. This encoder helps by supporting both component-level encoding and full URL encoding, which is an important difference. Encoding a whole URL with the wrong method can break slashes, question marks, or hashes, while component encoding is ideal for individual pieces like search terms and parameter values.

A browser-based URL encoder and decoder is also useful during debugging because percent-encoded text can be difficult to read at a glance. If you paste a link from a server log, analytics platform, or browser network inspector, the decoder quickly reveals the original content. The reverse workflow is just as valuable when you need to prepare a safe URL for documentation, automation, or testing. Keeping the two modes on one page makes the tool practical for everyday web development, QA work, and SEO operations.

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