Everyday Life Calculators
Practical everyday calculators for age, dates, fuel economy, clothing sizes, home costs and more — handy tools for real-life decisions.
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Books and Reading
Clothing and Sizing
Shoe Size Conversion CalculatorConvert US shoe sizes to EU and UK sizes.Ring Size ConverterConvert finger circumference to a US ring size.Bra Size CalculatorEstimate band and cup size from body measurements.Hat Size CalculatorConvert head circumference into a hat size.Belt Size CalculatorFind your belt size from your waist measurement.Dress Size ConverterConvert a US dress size to UK and EU sizes.Jeans Size CalculatorConvert waist and inseam measurements into a jeans size.Sock Size CalculatorConvert your shoe size into a sock size.Tie Length CalculatorFind the recommended necktie length for your height.Fabric Yardage CalculatorEstimate fabric yardage needed for a simple sewing project.US to UK Shoe Size CalculatorConvert a US shoe size to the equivalent UK size.UK to US Shoe Size CalculatorConvert a UK shoe size to the equivalent US size.US to EU Shoe Size CalculatorConvert a US shoe size to the equivalent EU size.EU to US Shoe Size CalculatorConvert an EU shoe size to the equivalent US size.
Home Economics
Electricity Cost CalculatorEstimate the running cost of an electrical device.Unit Price CalculatorCompare grocery prices by cost per unit.Appliance Wattage CalculatorEstimate the running cost of a household appliance.Grocery Cost Per Serving CalculatorFind the cost per serving and per meal of a grocery item.LED vs Incandescent Savings CalculatorSee how much switching to LED bulbs saves per year.Data Plan Cost CalculatorEstimate your total mobile data bill including overage.Bed Size Comparison CalculatorCompare the sleeping area of two standard mattress sizes.Lighting Cost CalculatorEstimate the monthly and yearly cost of a group of light bulbs.Curtain Fabric CalculatorEstimate fabric yardage needed for curtains from window size.Furniture Size Fit CalculatorFind the largest furniture piece that fits a room with clearance.House Cleaning Cost EstimatorEstimate the cost of hiring house cleaning by square footage.Area Rug Size CalculatorFind the recommended rug size for a room.Moving Boxes CalculatorEstimate how many boxes you need to pack for a move.Price per Pound CalculatorFind the price per pound from total price and weight.Price per Ounce CalculatorFind the price per ounce from total price and weight.Price per Acre CalculatorFind the price per acre for a piece of land.Best Value CalculatorCompare two package prices to find the better per-unit deal.Recipe Scaling CalculatorScale ingredient quantities up or down for a different serving size.Sofa Seating Capacity CalculatorEstimate how many people a sofa can comfortably seat.Pizza Size Comparison CalculatorCompare two pizza sizes by price per square inch to find the better deal.
Leisure and Fun
Yes or No GeneratorGet a random Yes or No answer to a decision.TV Series Binge-Watch Time CalculatorFind total watch time for a TV series and how many days to finish.Hammock Hang CalculatorEstimate rope length and sag from tree distance and hang angle.Helium Balloons Lift CalculatorFind how many helium balloons are needed to lift a given weight.Tent Size CalculatorEstimate how many people a tent can comfortably sleep.Podcast Listening Time CalculatorFind total listening time for a podcast backlog at a given speed.Bold Text GeneratorConvert plain text into Unicode bold or italic characters.Drake Equation for Love CalculatorEstimate how many potential partners might be out there for you.
Office and Productivity
Words per Minute CalculatorCalculate typing or reading speed in words per minute.Time Card CalculatorConvert hours and minutes worked into decimal pay hours.Pomodoro Technique CalculatorPlan how many focus sessions fit into your available time.Meeting Cost CalculatorCalculate the true cost of a meeting in salary time.GWAM (Gross Words a Minute) Typing CalculatorCalculate typing speed accounting for errors, using GWAM.GMAT Score EstimatorEstimate a simplified GMAT scaled score from section percentages.SAT Score EstimatorEstimate a simplified SAT score from section percentages.Acceptance Rate CalculatorCalculate an acceptance rate from applicants and admits.Deadline CalculatorFind the deadline date after N business days from a start date.Lead Time CalculatorEstimate delivery date from order date, processing and shipping time.
Other
Diaper Usage CalculatorEstimate how many diaper packs and how much they cost.Cost of Having a Baby CalculatorGet a simplified rough estimate of first-year baby costs.Picture Frame Mat Size CalculatorFind the outer mat size needed for a given artwork and border width.Well Water Volume CalculatorCalculate the water volume in a cylindrical well.Garbage Bag Size CalculatorFind the right trash bag size for your bin dimensions.Expiration Date CalculatorFind an expiration date from a start date and shelf life.
Personal and Household
Toilet Paper CalculatorEstimate how many rolls of toilet paper you need.Reading Time CalculatorEstimate how long it will take to read a piece of text.Sunscreen Amount CalculatorEstimate how much sunscreen and how many bottles you need.Shower Water Cost CalculatorEstimate the yearly water cost of your showers.Hair Growth Time CalculatorEstimate how long it will take hair to reach a desired length.Toothpaste Usage CalculatorEstimate how many days a tube of toothpaste will last.Pet Age Calculator (Dog and Cat Years)Convert your dog’s or cat’s age into equivalent human years.
Time and Date
Age CalculatorFind your exact age in years, months and days.Date CalculatorAdd or subtract days from a date.Day CounterCount the exact number of days between two dates.Days Until CalculatorCount down the days until a future date.Leap Year CalculatorCheck if a year is a leap year.Day of the Week CalculatorFind what day of the week any date falls on.Time Duration CalculatorFind the hours and minutes between two clock times.Age in Days CalculatorFind out how many days, weeks and hours you have lived.Business Days CalculatorCount weekdays between two dates, excluding weekends.Months Between Two Dates CalculatorFind the number of full months between two dates.Half Birthday CalculatorFind your next half birthday date, exactly six months on.Moon Phase CalculatorEstimate the moon phase on any date.Time to Decimal CalculatorConvert hours and minutes into decimal hours.Add Time CalculatorAdd hours and minutes to a clock time.Subtract Time CalculatorSubtract hours and minutes from a clock time.Elapsed Time CalculatorFind the days, hours and minutes between two date-times.Date of Birth CalculatorEstimate a birth date from a known age.Birthday Countdown CalculatorCount down the days until your next birthday.Countdown Timer CalculatorCount down days, hours, minutes and seconds to any date and time.Age in Weeks CalculatorFind your exact age in total weeks lived.Years Between Two Dates CalculatorFind the exact years, months and days between any two dates.Retirement Countdown CalculatorFind the exact date and days remaining until retirement age.Wedding Countdown CalculatorCount down the days, weeks and months until your wedding.Vacation Countdown CalculatorCount down to your vacation and see your return date.Work Anniversary CalculatorFind your years of service and next work anniversary date.Days Since CalculatorFind out exactly how many days have passed since a date.Day of the Year CalculatorFind which day number of the year any date falls on.Week Number CalculatorFind the ISO week number for any date.Age in Months CalculatorFind your exact age in total months, handy for tracking babies and toddlers.
Transportation
MPG CalculatorCalculate your car’s fuel efficiency in miles per gallon.Fuel Cost CalculatorEstimate the fuel cost of a trip.Speed CalculatorFind average speed from distance and time.Drive Time CalculatorEstimate how long a drive will take.0-60 CalculatorEstimate average acceleration from a 0-60 mph time.Horsepower CalculatorCalculate horsepower from torque and RPM.Tire Size CalculatorCompare the diameter and speedometer effect of two tire sizes.RPM CalculatorEstimate engine RPM from speed, gear ratio and tire size.Commute Cost CalculatorEstimate the weekly and yearly cost of your commute.Fuel Consumption Calculator (L/100km)Convert distance and fuel used into liters per 100 km.Carpool Cost Split CalculatorSplit a trip’s fuel cost evenly between riders.Boat Speed CalculatorFind boat speed in knots and mph from distance and time.Nautical Mile Trip CalculatorEstimate boat trip time, fuel used and fuel cost.Flight Time CalculatorEstimate flight duration from distance and average speed.Cost per Mile CalculatorFind your total vehicle operating cost per mile driven.
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