Number Base Converter
Convert numbers between binary (base 2), decimal (base 10), hexadecimal (base 16), and octal (base 8).
Also known as: binary to decimal, hex to decimal, decimal to binary, hex converter
Ctrl+V to paste · Ctrl+Enter to convert
What is Number Base Converter?
Number Base Converter is a free, browser-based tool that lets you convert numbers between binary (base 2), decimal (base 10), hexadecimal (base 16), and octal (base 8). No signup is required, and no files are uploaded to any server — all processing happens locally in your browser using JavaScript. This tool is also commonly referred to as binary to decimal, hex to decimal, decimal to binary.
How it works
Upload or paste
Add your file or paste your content
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Processing happens in your browser
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Frequently asked questions
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