Number Tools
10 free tools tagged with "number"
Unit Converters
(4)Hex to Decimal Converter
Convert hexadecimal to decimal numbers instantly. Free hex to decimal converter for programming.
Decimal to Hex Converter
Convert decimal to hexadecimal numbers easily. Free decimal to hex converter for developers.
Number to Roman Numerals
Convert numbers to Roman numerals instantly. Free number to Roman numeral converter.
Roman Numerals to Number
Convert Roman numerals to numbers easily. Free Roman numeral to number converter.
Maths & Science
(3)Random Number Generator
Generate random numbers, roll dice, flip coins and pick random colours. Bulk generation with configurable ranges and duplicate control
Number to Words Converter
Convert any number to written English words. Supports negatives, decimals, and numbers up to quadrillions. Toggle between UK and US English formats.
Prime Number Checker
Check if a number is prime, see its factors if composite, and find the next 10 prime numbers with list primes up to N
Games & Generators
(2)Number Picker
Generate random numbers with custom min/max range. Options to allow duplicates, sort results, and generate quantities up to 1000.
Random Number Picker
Generate random numbers with visual game show animation. Set custom range, toggle no-repeat mode, and view pick history. Includes presets for 1-10, 1-100, 1-1000.
Text Tools
(1)Explore our collection of 10 free number tools. Each tool works directly in your browser with no sign-up required. From calculators and converters to generators and planners - find the right tool for your needs and get results instantly.