🔐 Base64 Encoder & Decoder

What is Base64 Encoding?

Base64 encoding is a method used to convert binary data into a readable ASCII string format. It is widely used in web development, APIs, email encoding, and data transfer systems.

This Base64 encoder tool allows you to quickly convert plain text into Base64 format and decode Base64 back to readable text. It works instantly in your browser without sending data to any server.

How to Use Base64 Encoder

• Enter text in the input box
• Click "Encode" to convert it into Base64
• Click "Decode" to convert Base64 back to text

Base64 Encoding Example

Input:

Hello World

Encoded Output:

SGVsbG8gV29ybGQ=

Base64 Decoding Example

Input:

SGVsbG8=

Decoded Output:

Hello

Base64 Encoding Formula (Concept)

Base64 encoding works by converting binary data into 6-bit groups and mapping them to a set of 64 characters. The character set includes uppercase letters, lowercase letters, numbers, and symbols (+ and /).

Why Use Base64 Encoding?

• Safe transmission of binary data over text-based protocols
• Used in APIs and web services
• Email attachments encoding
• Embedding images in HTML and CSS

Benefits of This Tool

• Instant encoding and decoding
• No data storage (100% secure in browser)
• Fast and free
• Works on all devices

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