Free · Everyday · Encoding

Base64 Encode / Decode

Encode UTF-8 text as Base64 or decode Base64 back to readable UTF-8, entirely in this browser.

  • Checked formula
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Calculator inputs

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Result

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Base64
Qm9va2lmeSB0b29scw==
Output length
20 characters

How to use this calculator

  1. Enter the values and choose the units that match your situation.
  2. Calculate to see the primary answer and useful conversions.
  3. Review the assumptions before using the result for a project or decision.

Private by default

Inputs and results stay in this browser tab. Bookify does not upload or store the values you enter.