Octal to Binary Converter
Convert octal numbers to binary instantly, with no size limit.
100% private, runs in your browser
—
Converts live as you type, entirely in your browser using arbitrary-precision math — no size limit and nothing is sent anywhere.
What is Octal to Binary Converter?
Paste an octal (base 8) number and get its binary equivalent instantly — useful when working between two low-level number representations without going through decimal by hand.
FAQ
Digits 0-7 only. Any 8, 9, or non-digit character makes the input invalid.
No — arbitrary-precision math means very large octal numbers convert without losing precision.