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Base64 Encode/Decode
Encode text to Base64 or decode it back, instantly.
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Encode text to Base64 or decode Base64 back to text with this free online Base64 encoder/decoder. It handles full Unicode, including accents and emoji, useful for data URIs, tokens, config values and debugging.
How to use the base64 encode/decode
- Paste your text (or Base64) into the box.
- Click Encode to convert to Base64, or Decode to convert back.
- Copy the result.
Why use ToolOtter's Base64 Encode/Decode?
- Encode & decode
- Full Unicode & emoji support
- One-click copy
- Instant & private
Base64 Encode/Decode, frequently asked questions
How do I encode text to Base64?
Paste your text and click Encode. To go the other way, paste Base64 and click Decode.
Does it support emoji and accents?
Yes. It encodes and decodes full Unicode, so emoji and accented characters survive the round trip.
What is Base64 used for?
It represents binary or text data as ASCII, common in data URIs, API tokens and email attachments.
Is my input kept private?
Yes. Encoding and decoding run entirely in your browser.
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