Random Number Generator
Generate one or more random integers between a minimum and maximum value (inclusive).
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Math & Everyday Calculators
Math and everyday calculators covering percentages, dates, conversions, geometry, statistics, and practical daily number tools.
Dice Roller
Roll one or more virtual dice with a chosen face count and see each face plus the sum.
Use calculatorDay of the Week Calculator
Return the weekday name for a calendar date using Gregorian weekday rules.
Use calculatorNumber Sequence Calculator
Build an arithmetic number sequence from a first term, common difference, and term count.
Use calculatorBase64 Encode Decode Calculator
Encode UTF-8 text to Base64 or decode a Base64 string back to readable text.
Use calculatorRounding Calculator
Round a value to a specified number of decimal places.
Use calculatorRoot Calculator
Calculate the nth root of a number for a chosen root degree.
Use calculatorBig Number Calculator
Perform arithmetic on very large integers without losing digits to floating point limits.
Use calculatorLCM Calculator
Find the least common multiple of two or more integers.
Use calculatorAverage Calculator
Calculate the arithmetic average of a list of numbers as sum divided by count.
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