Question 1

What is Base64 encoding?

Accepted Answer

Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format. It is commonly used to encode data for transmission over media that only support text, such as email or URLs.

Question 2

Is this Base64 tool free?

Accepted Answer

Yes, the Base64 encoder and decoder are completely free with no usage limits. All processing happens in your browser — no data is sent to any server.

Question 3

Does it support Unicode and special characters?

Accepted Answer

Yes. This tool fully supports Unicode characters including Japanese, Chinese, emoji, and other multi-byte characters through UTF-8 encoding.

Question 4

What is the difference between encoding and decoding?

Accepted Answer

Encoding converts plain text into a Base64 string. Decoding converts a Base64 string back into the original plain text.

Base64 Encoder/Decoder

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