Numeral Systems Calculators — Unit Conversion
Base conversion: binary, octal, decimal and hexadecimal in any direction, arbitrary base-N, and ASCII to binary. Base-N is the one for the unusual radices that the standard converters skip.
All Numeral Systems Calculators
Calculate asciito binary converter with inputs, formulas, and instant results.
Calculate base nconverter with inputs, formulas, and instant results.
Calculate binary converter with inputs, formulas, and instant results.
Calculate binaryto hexadecimal converter with inputs, formulas, and instant results.
Calculate binaryto octal converter with inputs, formulas, and instant results.
Calculate decimalto hexadecimal converter with inputs, formulas, and instant results.
Calculate decimalto octal converter with inputs, formulas, and instant results.
Calculate hexadecimal to decimal converter with inputs, formulas, and instant results.
Calculate octal to decimal converter with inputs, formulas, and instant results.
Calculate roman numerals converter with inputs, formulas, and instant results.
Calculate unix time converter with inputs, formulas, and instant results.
Convert Roman numerals
Convert Epoch time to date
Convert between number bases
About Numeral Systems Calculators
Base conversion: binary, octal, decimal and hexadecimal in any direction, arbitrary base-N, and ASCII to binary. Base-N is the one for the unusual radices that the standard converters skip.
Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common numeral systems scenarios. All results are computed in your browser — no data is sent to any server.
What You Can Calculate
This section includes 14 tools: Asciito Binary Converter, Base-N Number Converter, Binary Converter, Binaryto Hexadecimal Converter, Binaryto Octal Converter, Decimalto Hexadecimal Converter, Decimalto Octal Converter, Hexadecimal to Decimal Converter, and 6 more. Each calculator is free to use with no signup required.