Math & Numbers
Convert kilograms to pounds with configurable decimal precision
kg-to-lbMath & Numbers
Convert pounds to kilograms with configurable decimal precision
lb-to-kgMath & Numbers
Calculate profit margin, markup, and selling price based on cost and desired margin percentage
margin-calculatorMath & Numbers
Calculate markup, selling price, and profit based on cost and markup percentage
markup-calculatorFinance
Calculate loan payments, interest, and amortization schedule for various loan types
loan-calculatorMath & Numbers
Convert between different length units (meters, feet, inches, miles, etc.)
length-unit-converterCalculator
Calculate winning probabilities for various lottery games
lottery-probabilityDate & Time
Convert dates to/from Julian Day Number and Julian calendar
julian-calendarMath & Numbers
Calculate limits of functions as x approaches a value
limit-calculatorMath & Numbers
Convert liters to US cups with configurable decimal precision
liter-to-cupMath & Numbers
Convert liters to US liquid pints with configurable decimal precision
liter-to-pintMath & Numbers
Convert liters to US liquid quarts with configurable decimal precision
liter-to-quart