Base64 Encode / Decode
Paste text to encode it to Base64, or paste Base64 to decode it back to text. It's UTF-8 safe and runs entirely in your browser, so nothing is uploaded. Free, instant, no sign-up.
Enter text above to encode it.
Frequently asked questions
Base64 represents binary or text data using 64 ASCII characters. It's commonly used to embed data in URLs, JSON, emails, and data URIs where binary isn't safe to transmit directly.
No. Base64 is encoding, not encryption — anyone can decode it. Don't use it to protect secrets; use it only to safely represent data as text.
Yes — it encodes and decodes UTF-8 correctly, so emojis and accented characters survive the round trip.
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