Base64 Decoder

Decode Base64 encoded strings back to original text instantly. Essential tool for data recovery, debugging, and web development.

Base64 Text Decoder

Enter Base64 encoded text to decode it back to original format

Characters: 0

About Base64 Decoding

Base64 decoding converts encoded ASCII text back to its original binary or text format.

  • • Reverses Base64 encoding process
  • • Restores original data integrity
  • • Handles UTF-8 and Unicode text
  • • Validates Base64 format automatically

Common Use Cases

  • • Email attachment extraction
  • • Data URL content recovery
  • • API response debugging
  • • Configuration data extraction
  • • JWT token payload inspection
  • • Binary data recovery

Why Use Base64 Decoding?

Base64 decoding is essential for recovering original data from encoded formats commonly found in web applications, email systems, and data transmission protocols. When working with APIs, debugging applications, or extracting content from encoded sources, Base64 decoding allows you to view and work with the original data in its intended format.

Professional Applications:

  • Email attachment recovery and content extraction
  • Data URL inspection and image/file recovery
  • API response debugging and data analysis
  • JWT token payload inspection and validation
  • Configuration file data extraction
  • Database stored binary data recovery

Key Features:

  • Instant Base64 to text decoding conversion
  • Automatic format validation and error handling
  • Support for UTF-8 and Unicode character sets
  • Real-time character count tracking
  • Copy decoded output to clipboard
  • Client-side processing for privacy and security

This tool provides reliable Base64 decoding with all processing done locally in your browser for maximum privacy and security. Perfect for developers, system administrators, and anyone working with encoded data who needs to recover original content for analysis or debugging.