Number Systems & Calculators
Convert between different number bases, Roman numerals, and perform common percentage calculations.
Base Converter
Convert between Decimal, Binary, Hexadecimal, and Octal formats with step-by-step logic.
Roman Numerals
Seamlessly convert modern numbers to Roman numerals and back again with validation.
Percentage Tool
Calculate percentage increase, decrease, margins, and simple fractions instantly.
Number to Words
Transform numerical figures into their written word counterparts in multiple languages.