Base64 Encoder & Decoder Tool

Convert text and files to Base64 encoding or decode Base64 strings back to original format

Base64 is a binary-to-text encoding scheme that represents binary data as ASCII text. Perfect for embedding images in HTML/CSS, API data transmission, and safely storing binary data in text-based systems. No server uploads - all processing happens locally in your browser for maximum security!

Input Type:
Waiting for input...
Quick Tips & Use Cases
Common Encoding Uses:
  • Embed images in HTML/CSS
  • API data transmission
  • Email attachments
  • Store binary data safely
When to Decode:
  • Extract embedded file data
  • Read encoded API responses
  • Convert data URLs back to files
  • Debug encoded content

Advanced Base64 Features

Privacy First

All processing happens locally in your browser. No data is sent to servers.

Lightning Fast

Instant conversion with no waiting time or file size limits.

Multiple Formats

Support for text, images, documents, and any file type.