Base64 Encode / Decode

Convert UTF-8 text to or from Base64 with one mode switch. The tool supports standard and URL-safe alphabets, trims surrounding whitespace during decode, and reports invalid Base64 input clearly.

Layered papers and digital source material prepared for conversion
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Your input

Add the source material and options needed for this run.

Your result

The output will stay here while you adjust the input.

Enter text to encode or decode it with Base64.

Use it with confidence, then move on.

The essentials stay open. Deeper guidance is one deliberate step away.

Run it in three clear moves

  1. Add your input, run the tool, and review the result.

Common ways to use it

  • Decode a Base64 API token payload back into readable text.

What to expect

Does decode mode accept URL-safe Base64?

Yes. Enable URL-safe mode to decode values that use "-" and "_" characters.

Access that stays predictable.

Privacy without guesswork.