Base64 Encoder & Decoder

Encode or decode Base64 strings instantly. All processing happens locally in your browser.

Input

Output

What Is Base64?

Base64 is an encoding scheme that converts binary data into text. It is commonly used in APIs, authentication headers, email systems, and data transmission where text-only formats are required.

Common Uses

Encoding API payloads
Decoding authentication tokens
Inspecting encoded log data
Embedding binary data in JSON

Privacy

This Base64 tool runs entirely in your browser. No input data is sent to a server or stored.

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