Base64 Encode

Encode text to Base64 online in your browser. Free private Base64 encoder — no signup or uploads.

About this tool

Base64 Encode converts text or small payloads into Base64 for data URLs, APIs, and config files. Encoding is local — useful when you do not want to paste secrets into third-party sites.

How to use

  1. Paste the text (or provide input) you want to encode.
  2. Run Encode to produce Base64 output.
  3. Copy the result into your application or data URL.
  4. Use Base64 Decode when you need the reverse.

FAQ

Is Base64 encryption?

No. It is encoding only — anyone can decode it. Use real encryption for secrets at rest.

Can I encode files?

For files, use File to Base64 or the advanced Base64 tool when you need binary input.

Does encoding leave my device?

No. It runs in your browser.

What does Base64 Encode do?

Base64 Encode converts text or small payloads into Base64 for data URLs, APIs, and config files.

How do I use Base64 Encode?

Open the Base64 Encode tool, then paste the text (or provide input) you want to encode.

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