Base64 Encoder/Decoder
Encode and decode Base64 strings instantly.
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About This Tool
Convert text to Base64 or decode Base64 back to plain text. Handles UTF-8 characters correctly. Includes error detection for invalid Base64 input.
How to Use
- Paste your text or Base64 string in the input area.
- Click Encode to convert text to Base64, or Decode to convert Base64 to text.
- Click Copy to copy the result to your clipboard.
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Frequently Asked Questions
- What is Base64 encoding?
- Base64 is a binary-to-text encoding scheme that represents binary data as ASCII characters. It is commonly used to embed data in URLs, emails, and JSON.
- Does this handle special characters and UTF-8?
- Yes. The encoder correctly handles Unicode and UTF-8 characters, including accented letters, emojis, and non-Latin scripts.
- Is my data processed on a server?
- No. All encoding and decoding happens in your browser. No data leaves your device.