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Base64 Encoder & Decoder — UTF-8 Safe

Encode text to Base64 or decode Base64 back to readable text. Handles emojis and non-ASCII characters correctly.

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About this tool

Base64 in 30 seconds

Base64 is how binary data (images, files) gets stored in text-only formats like JSON or HTML. It is NOT encryption — anyone can decode Base64. This tool encodes and decodes both directions, with full UTF-8 support so emojis and accents survive the round trip.

How to use the Base64 Encoder & Decoder

Takes about a minute. No signup, no download, your data stays in your browser.

  1. 1
    Open the tool. Scroll up to the Base64 Encoder & Decoder above — it loads instantly in your browser, no install needed.
  2. 2
    Enter your values. The fields come pre-filled with realistic defaults so you can see how it works — replace them with your own numbers.
  3. 3
    Read the result. The output updates instantly. Copy or share it — nothing is uploaded to a server, everything stays on your device.

Frequently asked questions

Common questions about the Base64 Encoder & Decoder.

Is the Base64 Encoder & Decoder free to use?

Yes. The Base64 Encoder & Decoderon 7BusyBoss is completely free — no signup, no paywall, no usage cap. We do recommend paid alternatives in a sidebar card, but the core tool stays free.

Do I need to sign up to use the Base64 Encoder & Decoder?

No. The Base64 Encoder & Decoderworks instantly in your browser — no account needed. Signing in with Google is optional and only unlocks features like saving favorites and higher AI build limits.

Does the Base64 Encoder & Decoder work on mobile?

Yes. Every tool on 7BusyBoss is mobile-responsive and works in any modern browser — Chrome, Safari, Firefox, Edge — on phones, tablets and desktops.

Is my data safe when I use the Base64 Encoder & Decoder?

Yes. The Base64 Encoder & Decoderruns entirely in your browser — your inputs never leave your device unless the tool explicitly fetches public data (e.g. currency rates). We don't store the values you type.

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