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Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 strings back to plain text instantly, right in your browser.

How to Use Base64 Encoder / Decoder

1

Choose Mode

Select 'Encode' to convert text to Base64, or 'Decode' to convert Base64 back to text.

2

Enter Your Text

Type or paste your text (or Base64 string) into the input box.

3

Get Result

The result is generated instantly as you type. Copy it to your clipboard.

Why Use Base64 Encoder / Decoder

Encode any text, URLs or data to Base64 instantly
Decode Base64 strings back to readable text
Supports UTF-8 characters including emoji and special characters
100% in-browser — data never leaves your device
Instant conversion as you type
Free with no signup required
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Frequently Asked Questions

What is Base64?

Base64 is an encoding scheme that converts binary data into an ASCII string format. It's commonly used to embed data in URLs, HTML, CSS, and email bodies.

Is Base64 encryption?

No. Base64 is encoding, not encryption. It does not secure your data — anyone can decode a Base64 string. Use proper encryption (like AES) for security.

Why does my decoded text look wrong?

This usually means the input is not valid Base64, or the original encoding was not UTF-8. Check that you've copied the full Base64 string without any spaces or line breaks.

Can I use this for images?

Yes. Base64 is commonly used to embed images in HTML and CSS as data URIs. However, this tool handles text input only — not raw file bytes.

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