How to Use
- Enter text or upload a file.
- Choose encode or decode.
- Copy or download the result.
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Encode text or files to Base64, and decode Base64 strings back.
Base64 encoding converts binary data to ASCII text format, making it safe for transmission over text-based protocols.
Email attachments, data URLs, API authentication, storing binary data in JSON, and embedding images in HTML/CSS.
Base64 increases data size by ~33%. Supports Unicode, emoji, and all international characters.
Quick answers about this tool.
No, it is an encoding method and not secure encryption.
The tool works best with moderate-sized inputs.