Base64Encoder / Decoder

Encode text to Base64 or decode Base64 back to text · UTF-8 · URL-safe · 100% private

Converter
Characters: 0UTF-8 bytes: 0
Base64 output
Characters: 0UTF-8 bytes: 0
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100% Private

Everything is processed locally in your browser. Your text never leaves your device.

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Unicode Ready

Handles UTF-8 correctly, including Chinese, emoji, accented characters and more.

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Fast & Free

No sign-up, no limits and no tracking. Copy or download your result instantly.