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.
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 — no data is sent to any server. Your content stays private and secure. MarkdownMe provides free, fast, and reliable Markdown tools for developers, writers, and anyone who works with Markdown.