Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal instantly online. Free number base converter for bitwise ops and memory addresses.
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Frequently asked questions
What is Number Base Converter?+
Convert any number between binary, octal, decimal, and hex instantly.
How do I use Number Base Converter?+
Enter a number in any base and see all four representations at once. Supports binary (base 2), octal (base 8), decimal (base 10), and hex (base 16). Validates digits against the selected input base. Useful for bitwise operations, memory addresses, and color values
Is Number Base Converter free?+
Yes, Number Base Converter is completely free. No account or sign-up required, and all processing happens in your browser — nothing is sent to a server.
Is my data safe when I use Number Base Converter?+
Yes. Number Base Converter runs entirely in your browser using JavaScript and Web APIs — your input is never uploaded, transmitted, or stored on any server.