Wizard Number Base Converter widget art

Wizard Base Converter: Binary, Hex & Octal πŸ”’

aop3d tech

Programmers, students, and curious tinkerers β€” stop Googling every conversion. Type a number into any field below β€” decimal, binary, hex, or octal β€” and the other three update live, with one-tap copy on every result.

Wizard Number Base Converter

Type in any field β€” the other three update instantly.

0–9 only

0 and 1 only

0–9, A–F

0–7 only
How to Use
  • What it does: converts numbers between decimal, binary, hexadecimal, and octal in real time.
  • Convert: type or paste a value into any of the four fields β€” the others update instantly.
  • Copy: tap the gold copy button on any field to copy that value.
  • Nibble grouping: toggle groups binary digits in fours for easier reading.
  • Tips: prefixes like 0x, 0b, and 0o are stripped automatically; invalid digits show a friendly inline error.

Fast, private (everything runs in your browser), and free forever. πŸ§™

Disclaimer: All content provided is for informational and educational purposes only.

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