What is Base64 encoding?

Base64 is a binary-to-text encoding scheme that converts data into a set of 64 ASCII characters. It's commonly used for encoding data in URLs, emails, and APIs.

Does it support Unicode/UTF-8?

Yes, the encoder handles full Unicode text including emojis and non-Latin characters.

Is my data sent to a server?

No, all encoding and decoding happens in your browser. No data is transmitted.

Base64 Encode/Decode

Encode any text (including Unicode/UTF-8) to Base64, or decode Base64 strings back to readable text. Works entirely in your browser - no data is sent to any server.

Input

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How to Use Base64 Encode/Decode

Open the Base64 Encode/Decode tool
Paste text to encode or Base64 string to decode
Click Encode or Decode
Copy the result from the output area

Frequently Asked Questions

What is Base64 encoding?: Base64 is a binary-to-text encoding scheme that converts data into a set of 64 ASCII characters. It's commonly used for encoding data in URLs, emails, and APIs.
Does it support Unicode/UTF-8?: Yes, the encoder handles full Unicode text including emojis and non-Latin characters.
Is my data sent to a server?: No, all encoding and decoding happens in your browser. No data is transmitted.

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About Base64 Encode/Decode

Encode text to Base64 or decode Base64 to text. Free online Base64 converter with UTF-8 support. This tool runs entirely in your browser, so your content is not sent to a server. MarkdownMe provides free, fast, and reliable Markdown tools for developers, writers, and anyone who works with Markdown.