FreeDev Tools

Base64 Encoder / Decoder

Encode and decode Base64 strings with instant output, clipboard support, and validation.

Base64 Encoder/Decoder safely encodes and decodes Base64 strings. Base64 encoding is essential for data transmission, storing binary data in databases, and embedding images in HTML/CSS. Use this tool to safely encode and decode data instantly without leaving your browser.

Frequently Asked Questions

What is Base64 encoding? +

Base64 is a method of encoding binary data into ASCII text format using 64 printable characters. It ensures data can be safely transmitted over media designed for text.

When would I use Base64? +

Base64 is useful for email attachments, storing binary data in JSON, embedding images in CSS, and ensuring data integrity across different systems.

Is my data private? +

Yes, completely private. All encoding and decoding happens locally in your browser with no data sent to any server.

Frequently Asked Questions

Base64 is an encoding scheme that converts binary data into a string of ASCII characters using a 64-character alphabet. It allows binary data to be safely transmitted over text-based protocols.