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Base64 Encode / Decode
Encode text to Base64 or decode Base64 back to text. Handles Unicode. Runs entirely in your browser.
🔒 Your text never leaves your device.
Encode text to Base64 or decode Base64 back to text, with full Unicode support. Runs entirely in your browser.
How to use
- Choose encode or decode.
- Paste your text or Base64 string.
- Copy the result.
Frequently asked questions
What is Base64 used for?
Base64 encodes binary or text data as ASCII characters, commonly used in data URLs, email attachments, and embedding small files in code.
Does it handle emoji and non-English text?
Yes, it's UTF-8 safe, so Unicode text like Hindi or emoji encodes and decodes correctly.
Is my data uploaded?
No, encoding and decoding happen entirely in your browser.