Base64 Encoder/Decoder

Convert between text and Base64

Text Input 0 chars
Base64 Result
0 chars

How to Use

1
Select mode

Choose encoding or decoding mode.

2
Enter text

Type or paste your text or Base64 string.

3
Copy result

Review and copy the converted result.

FAQ

What is Base64?

An encoding scheme that converts binary data to text characters, widely used in emails and APIs.

Does it support Unicode?

Yes, full UTF-8 support including CJK characters.

Are files uploaded to a server?

No. All processing happens in your browser.