Free • No signup • Works offline
Number Base Converter — Binary, Hex, Decimal
Last updated: June 1, 2026
Convert numbers between binary, decimal, octal, and hexadecimal instantly. Perfect for computer science and programming.
How to use this tool
1
1
Enter a number in any base field.
2
2
See all other bases update instantly.
3
3
Click any result to copy it.
Frequently Asked Questions
What is the Number Base Converter?
Convert numbers between decimal, hexadecimal, octal, and binary bases instantly.
What bases are supported?
Decimal (base 10), Hexadecimal (base 16), Octal (base 8), and Binary (base 2).
Is this tool safe?
Yes. All conversions are local.
Does it work offline?
Yes.
How much does it cost?
Free.
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