Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 strings back to plain text. Supports UTF-8.

Plain Text

Base64 String

About Base64 Encoding

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It's commonly used for encoding data in URLs, emails, HTML, and APIs. This tool supports full UTF-8 encoding and decoding.

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How to Use

Enter your plain text in the top field to encode, or Base64 string in the bottom field to decode
Click 'Encode' to convert text to Base64, or 'Decode' to convert Base64 back to text
Copy the result with the copy button

Common Use Cases

Encoding images for embedding in HTML/CSS
Encoding data for URL parameters
Transmitting binary data in JSON APIs
Email attachment encoding

Frequently Asked Questions

What is Base64 encoding?

Base64 is a binary-to-text encoding scheme that converts binary data into ASCII characters. It's commonly used to transmit data safely over text-based protocols like HTTP and email.

Is Base64 encoding the same as encryption?

No. Base64 is an encoding scheme, not encryption. Anyone can decode Base64 data. It's meant for data transport, not security.

Does this tool support UTF-8?

Yes. This tool fully supports UTF-8 encoding and decoding, allowing you to work with international characters and emojis.