Base64 Encoder/Decoder

Convert text and files to and from Base64 format

Drag & drop your file here

or

filename.txt
0 KB
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Tool Information

What is Base64?

Base64 is a binary-to-text encoding scheme that represents binary data in ASCII string format. It's commonly used to transmit binary data through systems that only support text content.

Common Uses

  • Email attachments
  • Data URIs in HTML/CSS
  • API data transmission
  • Image embedding

File Size Impact

Base64 encoding increases file size by approximately 33% due to the conversion of binary data to ASCII characters.

About Base64 Encoder/Decoder

Our Base64 Encoder/Decoder tool allows you to easily convert text and files between regular format and Base64 encoding. This tool is essential for developers working with data transmission, email attachments, or embedding binary data in text-based formats.

Key Features

  • Text and file encoding/decoding
  • Drag & drop file support
  • Large file handling
  • One-click copy functionality
  • Client-side processing for security

How to Use

  1. Choose between Encode or Decode mode
  2. Select Text or File input type
  3. Enter text or upload a file
  4. Click Convert to process
  5. Copy or download the result