FREE • LOCAL • PRIVATE
Base64 Encoder & Decoder
Encode Unicode text as Base64 or decode Base64 to UTF-8.
🔒 Everything is processed inside your browser. We do not upload your input.
Enter your input to begin.
What this tool supports: Operates on text, not encrypted data. Invalid Base64 or non-UTF-8 bytes are rejected. Maximum text input: 500,000 characters. Processing is local and your original text is unchanged.
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