Base64 Encode & Decode

Encode text to Base64 or decode Base64 strings back to plain text instantly.

Result

How to Use

Enter your text in the input area and select 'Encode' or 'Decode' mode. The result updates in real-time as you type.

Frequently Asked Questions

Base64 is a binary-to-text encoding scheme that represents binary data using 64 ASCII characters. It's commonly used to embed data in URLs, emails, and HTML.

No. Base64 is an encoding, not encryption. It does not provide any security — anyone can decode a Base64 string. Use it for data transport, not for hiding sensitive information.

Base64 uses A-Z, a-z, 0-9, + and / (64 characters total), with = used for padding. URL-safe Base64 replaces + with - and / with _.