25 calculators

Everyday & Conversions

Dates, time, units, grades and the sums of an ordinary day.

09:00Karachi
→
00:00New York

14 Oct 2026 · New York on daylight time (UTC−4)

AgeAgeYour exact age in years, months and days on any date, and how long until your next birthday.Top 100 · #6+dDateAdd or subtract days, weeks, months, years or business days from a date, or count the days between two dates.Top 100 · #11h:mTimeAdd or subtract two lengths of time in hours, minutes and seconds.Top 100 · #12hrsHoursThe hours and minutes between two clock times, less any break, including shifts past midnight.EverydaywkWork hoursHours worked from a daily shift, over the days you work in a week, and what they pay.Top 100 · #96TCTime cardA week of start and end times, less breaks, added up into hours and pay with overtime.EverydayTZTime zonesWhat a date and time in one time zone is in another, with daylight saving worked out for that day.Top 100 · #97mLengthConvert a length between metres, kilometres, inches, feet, yards, miles and more.Top 100 · #99kgWeightConvert a weight (mass) between kilograms, grams, pounds, ounces, stones and tons.Top 100 · #100°TemperatureConvert a temperature between Celsius, Fahrenheit, Kelvin and Rankine.Top 100 · #98m²AreaConvert an area between square metres, square feet, acres, hectares and more.EverydayLVolumeConvert a volume between litres, millilitres, US and imperial gallons, cups, fluid ounces and cubic units.EverydayvSpeedConvert a speed between km/h, mph, metres per second, knots and feet per second.EverydayJEnergyConvert energy between joules, calories, kilowatt-hours, BTU, electronvolts and more.EverydayPaPressureConvert pressure between pascals, bar, psi, atmospheres, mmHg and inches of mercury.Everyday¤CurrencyConvert an amount between two currencies at an exchange rate you enter, in both directions.Top 100 · #10mpgFuel economyConvert fuel economy between mpg (US and imperial), litres per 100 km and kilometres per litre.Top 100 · #93miGas mileageYour car's mileage from the distance you drove and the fuel you put in, and what it cost.Top 100 · #94tipTipThe tip on a bill, the total, and each person's share when you split it.Top 100 · #95GPAGPAYour grade point average from letter grades and credit hours on the 4.0 scale.Top 100 · #13A+Final gradeThe score you need on the final exam to finish the course with the grade you want.Top 100 · #14W:HAspect ratioReduce a width and height to their aspect ratio, and find the missing side when you resize.EverydayPPIPPIA screen's pixel density from its resolution and diagonal size, with the dot pitch.Everyday/uUnit priceCompare two pack sizes by price per unit to see which is the better buy.EverydayΔtTime differenceThe time between two dates and clock times, in days, hours and minutes.Everyday