Number Generators
59 tools
Generate random numbers for raffles, statistics, games, sampling or everyday decisions. Set a range, choose how many numbers you need, and control duplicates and sorting.
Showing 59 of 59 tools.
- Random Number GeneratorGenerate one or many random numbers within any range, with optional duplicate control and sorting.
- Random Date GeneratorGenerate one or more random calendar dates within a chosen range, with weekday or weekend filters.
- Hex Color GeneratorA colour shown as its hex code, with a live swatch preview.
- Unique Random Number GeneratorGenerate a batch of random numbers with no repeats — every number in the set is different.
- Random Decimal GeneratorGenerate random decimal numbers within any range, with control over decimal places.
- RGB Color GeneratorA colour shown as its rgb() value, with a live swatch preview.
- Random Percentage GeneratorGenerate one or more random percentages between 0% and 100%, or any custom range.
- Random Even Number GeneratorGenerate random even numbers within any range.
- Random Coordinate GeneratorA latitude/longitude coordinate, uniformly distributed across the globe — could land anywhere, ocean included.
- Random Fraction GeneratorA proper fraction, automatically simplified to its lowest terms, with its decimal equivalent shown.
- Random Odd Number GeneratorGenerate random odd numbers within any range.
- HSL Color GeneratorA colour shown as its hsl() value, with a live swatch preview.
- Random Negative Number GeneratorGenerate random negative numbers within any range.
- Base64 String GeneratorA Base64-encoded token built from cryptographically secure random bytes, for testing or placeholder data.
- Random Prime Number GeneratorA prime number within a range you choose, verified prime rather than just plausible-looking.
- Random Binary Number GeneratorA number shown in binary, alongside its decimal value for reference.
- Random Hex Number GeneratorA number shown in hexadecimal, alongside its decimal value for reference.
- Roman Numeral GeneratorA number converted to Roman numerals, alongside the original figure.
- Random Temperature GeneratorA temperature value in degrees Celsius, across an everyday weather range.
- Random MAC Address GeneratorA locally-administered MAC address for testing or placeholder data.
- Random IP Address GeneratorAn IPv4 address for test data or placeholder configs.
- Random Compass Direction GeneratorA point on a 16-point compass, from North to North-northwest.
- Random Currency Amount GeneratorA monetary amount with a common currency symbol, to two decimal places.
- Random Date Range GeneratorA start and end date pair, 3 to 30 days apart.
- Random Angle GeneratorAn angle in decimal degrees, from 0 up to (but not including) 360°.
- Random Century GeneratorA century, from the 16th to the 22nd, with its year range.
- Random Decade GeneratorA decade label, from the 1920s to the 2020s.
- Random Binary String GeneratorA string of 0s and 1s of a fixed length — not a converted number.
- Random Hex String GeneratorA string of hexadecimal characters of a fixed length — not a converted number.
- ISBN Example GeneratorGenerate a fictional, ISBN-13-shaped example number — not a real, assigned ISBN.
- Random Duration GeneratorA random length of time, formatted as hours, minutes and seconds.
- Random Timestamp GeneratorA random ISO-8601 timestamp between 2020 and 2030, for test data or placeholders.
- Random Fibonacci Number GeneratorA random number from the Fibonacci sequence, with its position shown.
- Random Decimal Range GeneratorA random decimal number within a range you choose.
- Barcode Number Example GeneratorGenerate a fictional 12-digit barcode-shaped example number — not a real, assigned barcode.
- Random Sequence GeneratorA random arithmetic number sequence with a random start value and step.
- Weighted Random Number GeneratorA random number from your range, deliberately skewed toward the lower end.
- Random Time of Day GeneratorA random 24-hour time, HH:MM.
- Random Date & Time GeneratorA friendly random date and time, e.g. '14 March 2027, 3:45pm'.
- Random Matrix GeneratorA random 3x3 grid of numbers, for maths practice or placeholder data.
- Random Multiple Of GeneratorA random multiple of any base number you choose.
- Random Perfect Square GeneratorA random perfect square (n²) between 1 and 900, with its root shown.
- Random Signed Decimal GeneratorA random decimal that can be positive or negative.
- Random Fraction Range GeneratorA random fraction with numerator and denominator each up to 20.
- Ratio GeneratorA random ratio in the form a:b, unsimplified.
- Random 3D Coordinate GeneratorA random three-dimensional (x, y, z) coordinate point.
- Composite Number GeneratorA random composite (non-prime) number within your chosen range.
- Factor GeneratorA random number shown with its complete list of factors.
- Geometric Sequence GeneratorA random geometric sequence with a whole-number ratio.
- Percentage Split GeneratorSplits 100% into three random parts that always add up correctly.
- Probability GeneratorA random '1 in N' probability statement with its equivalent percentage.
- Random Percentile GeneratorA random percentile rank between the 1st and 99th.
- Random Scientific Notation GeneratorA random number formatted in scientific notation, e.g. 4.82 × 10^7.
- Random Angle Set GeneratorA set of three random angles in whole degrees.
- Vector GeneratorA random 2D vector with its magnitude shown.
- Octal Number GeneratorA random number shown in octal (base 8), alongside its decimal value.
- Checksum Test Number GeneratorA fictional, mod-10-checksum-valid test number, for testing validation code.
- Integer Partition GeneratorA random way to split a small number into positive whole-number parts.
- Normal Distribution Sample GeneratorA random sample from a normal (bell-curve) distribution, mean 50.