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JSON Developer Tools base64 encoder · 60K · KD Low

Base64 Encoder / Decoder

Direct answer: Encodes text to Base64 and decodes it back. APIs, emails and data URLs require Base64; manual coding is tedious.

Your result will appear here — instantly, in your browser.

🔒 Private: this tool runs in your browser. Nothing is uploaded to a server. · Free, no signup.

What does it do?

Encodes text to Base64 and decodes it back.

What problem does it solve?

APIs, emails and data URLs require Base64; manual coding is tedious.

How to use it

  1. Open the Base64 Encoder / Decoder tool — no signup needed.
  2. Enter your input (base64 encoder) in the form above.
  3. Click the button and check the instant result.
  4. Copy or download the result and use it wherever you need it.

Frequently asked questions

Is the Base64 Encoder / Decoder free?+

Yes. The Base64 Encoder / Decoder on ToolBux is free to use, with no signup and no daily limit on the free version.

Is my data uploaded to a server?+

No. This tool runs in your browser. Your files and text are not uploaded to ToolBux servers.

What is the Base64 Encoder / Decoder used for?+

Encodes text to Base64 and decodes it back.

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