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About Base64 Converter

The Base64 Converter at Online Tool Base provides instant encoding and decoding of text and binary data. It is an essential tool for web developers, designers, and network engineers.

Why Use This Tool?

Base64 is used to transmit binary data (like images or encrypted keys) over text-based protocols like HTTP and Email. **onlinetoolbase.online** ensures your data is correctly converted without corruption.

Key Features

  • Dual Mode: Switch seamlessly between Encode and Decode modes.
  • UTF-8 Support: Handles international characters and emojis correctly.
  • Live Preview: See the result change instantly as you type.

How to Use

  1. Enter your Text or Base64 string.
  2. Select Encode or Decode.
  3. Copy the result.

Security Note

We process everything client-side. No API calls are made, ensuring your sensitive strings remain private.