Everyday life Calculators

Time to Decimal Calculator Convert hours, minutes and seconds into decimal hours.

Age Calculator Find age exactly in years, months, and days.

Hours Worked Calculator Calculate hours worked from start, end and breaks.

Leap Year Calculator Check whether a year is a leap year.

Day of the Year Calculator Find which day of the year a date is.

Add Time Calculator Add two durations in hours and minutes.

Time Duration Calculator Find the duration between a start and end time.

Hours and Minutes Calculator Convert decimal hours to hours and minutes.

8-Hour Shift Calculator Find clock-out from clock-in and break.

Age Difference Calculator Find the age gap between two people.

Baby Age Calculator Find a baby's age in months, weeks and days.

Half Birthday Calculator Find your half-birthday — 6 months from your birthday.

Korean Age Calculator Find Korean age from birth year.

Week Calculator Find weeks between two dates (approximate).

Subtract Time Calculator Subtract one time from another.

Time Difference Calculator Find the difference in hours and minutes.

Day Counter Count days from a start date to today (approximate).

Countdown Calculator Find days until a future date (approximate).

Days Between Dates Calculator Approximate days between any two dates.

How Old Am I Calculator Approximate age in years.

30 Day Calculator What date is 30 days from today (approximate).

90 Day Calculator What date is 90 days from now (approximate).

180 Day Calculator What date is 180 days from now (approximate).

Birthday Countdown Calculator Days until your next birthday.

Date of Birth Calculator Find birth date from age and today.

Age in Days Calculator Approximate age in days.

Age in Weeks Calculator Approximate age in weeks.

Working Days Calculator Approximate working days in a year.

Age in Months Calculator Age in months.

How Old Was I Calculator Age in a past year.

Adding Hours Calculator Add hours to a time.

Adding Minutes Calculator Add minutes to a time.

Count Hours Calculator Count hours between two times.

Elapsed Time Calculator Time between two dates.

Months Between Two Dates Calculator Months between dates.

Anniversary Calculator Years since a wedding date.

Business Days Calculator Approximate business days in a period.

Calendar Calculator Days in a month.

Minute Calculator Convert minutes to hours and seconds.

Years Between Two Dates Calculator Years between dates.

Pregnancy Countdown Calculator Days until due date.

Vacation Countdown Calculator Days until your vacation.

Wedding Countdown Calculator Days until your wedding.

Retirement Countdown Calculator Days until retirement.

Electricity Cost Calculator Estimate the running cost of an appliance.

Unit Price Calculator Compare value by finding the price per unit.

Cord of Wood Calculator Find how many cords a firewood stack contains.

Generator Wattage Calculator Size a generator from running and starting watts.

Appliance Wattage Calculator Find watts from amps and volts.

Lumens to Watts Calculator Find the wattage for a target brightness.

Watts to Lumens Calculator Find brightness from wattage and efficacy.

Rug Size Calculator Find a rug size that leaves a border around the room.

LED Savings Calculator Find savings from switching to LED bulbs.

Data Usage Calculator Estimate data used by streaming.

Appliance Depreciation Calculator Find the annual depreciation of an appliance.

Back to School Calculator Estimate back-to-school supply costs.

Bean Bag Filling Calculator Find filling for a bean bag.

Grocery Calculator Estimate weekly/monthly grocery cost.

How Many Tables Calculator Find tables needed for seating guests.

House Cleaning Cost Calculator Estimate house cleaning charges.

Pool Salt Calculator Find salt needed for a saltwater pool.

Pool Shock Calculator Estimate shock treatment for a pool.

Microwave Wattage Converter Adjust cooking time for microwave power.

Quit Smoking And Save Calculator Find money saved by quitting smoking.

Roll Length Calculator Estimate the length of material on a roll.

Sofa Size Calculator Check if a sofa fits through a doorway.

Well Volume Calculator Find the water volume in a well.

Picture Frame Calculator Find the frame size for a matted picture.

Linear Inches Calculator Find linear inches (L+W+H) for airline baggage.

Diaper Calculator Estimate diaper usage and cost.

Garbage Bag Size Calculator Find the right bag size for a bin.

Headphone Power Calculator Find the power needed to drive headphones.

Cost of Having a Baby Calculator Estimate the first-year cost of a baby.

Price per Ounce Calculator Find the unit price per ounce.

Price per Pound Calculator Find the unit price per pound.

Price Per Square Inch Calculator Find the price per square inch.

Dilution Ratio Calculator Find water and concentrate for a dilution ratio.

Hot Tub Cost Calculator Estimate monthly hot tub operating cost.

Gas vs Electric Dryer Calculator Compare dryer operating costs.

Period Products Cost Calculator Estimate yearly spending on period products.

Expiration Date Calculator Find the expiration date from production + shelf life.

Price Per Linear Foot Calculator Price per linear foot.

Bed Size Calculator Mattress dimensions for Twin, Full, Queen and King.

Lighting Calculator Find lumens needed for a room.

Recessed Lighting Calculator Find recessed light spacing and count.

Cost per Mile Calculator Cost per mile for a trip or vehicle.

Price per Acre Calculator Land price per acre.

Fuel Cost Calculator Estimate the fuel cost of a trip.

MPG Calculator Calculate fuel economy in miles per gallon.

Drive Time Calculator Estimate travel time from distance and speed.

Horsepower Calculator Find horsepower from torque and RPM.

Tire Size Calculator Find overall tire diameter from its size code.

Compression Ratio Calculator Find an engine's compression ratio.

Miles per Year Calculator Estimate annual mileage from daily driving.

EV Charging Cost Calculator Estimate the cost to charge an electric vehicle.

0-60 Calculator Find 0-60 mph time from acceleration.

Boat Speed Calculator Find hull speed in knots.

Crosswind Calculator Find crosswind and headwind components.

Carpooling Calculator Find savings from carpooling.

Commute Calculator Find monthly and yearly commuting cost and time.

Miles to Dollars Calculator Convert miles driven into fuel cost.

Gas Calculator Find gallons and cost for a trip.

Nautical Mile Calculator Convert nautical miles to statute miles and km.

Speed Calculator Find average speed from distance and time.

Tesla Charging Cost Calculator Estimate home charging cost for a Tesla.

Boost Horsepower Calculator Find hp gain from boost pressure.

BSFC Calculator Brake-specific fuel consumption.

Flight Radiation Calculator Estimate radiation exposure on a flight.

RPM Calculator Find engine RPM from speed, gear ratio and tire size.

Wheel Horsepower Calculator Convert crank HP to wheel HP.

Fuel Consumption Calculator Find fuel used from distance and economy.

Fuel Distance Calculator How far you can drive on a tank.

Words per Minute Calculator Find typing or speaking speed in WPM.

Meeting Cost Calculator Find the salary cost of a meeting.

Pomodoro Technique Calculator Plan Pomodoro work sessions.

Desk Height Calculator Find ergonomic desk height from your height.

Money Weight Calculator Find how much a stack of bills weighs.

Paper Thickness Calculator Find the thickness of a stack of paper.

Standing Desk Height Calculator Find standing desk height from your height.

Time Card Calculator Find total hours from clock-in/out times.

Acceptance Rate Calculator Find the acceptance rate from applications.

GWAM Calculator Find gross words a minute.

Keystrokes per Hour Calculator Convert WPM to keystrokes per hour.

SAT Score Estimator Estimate SAT score from correct answers.

Cycle Time Calculator Find cycle time per unit.

Lead Time Calculator Find total lead time from processing and wait.

Deadline Calculator Days until a deadline.

GMAT Score Calculator Rough GMAT total from section scores.

Paper Weight Calculator Convert paper weight between gsm and lb.

Slack Time Calculator Find slack time in a schedule.

Reading Time Calculator Estimate time to read a number of words.

Reading Speed Calculator Find your reading speed in words per minute.

Pages Reading Time Calculator Estimate time to read a number of pages.

Audiobook Speed Calculator Find time saved by speeding up an audiobook.

Reading Challenge Calculator Find pages per day to hit a yearly reading goal.

Helium Balloons Calculator Find how many balloons lift a given weight.

Tent Size Calculator Find a comfortable tent size for a group.

Balloon Arch Calculator Estimate balloons needed for an arch.

Clay Shrinkage Calculator Find fired size from wet clay dimensions.

Hammock Hang Calculator Find hang angle and tree spacing for a hammock.

Oscar Marathon Calculator Estimate time to watch nominated films.

Podcast Calculator Find total listening time for podcast episodes.

TV Series Duration Calculator Find total run time of a TV series.

Audiobooks Calculator Find audible-books listening time.

Harry Potter Currency Calculator Convert between Galleons, Sickles and Knuts.

NATO Phonetic Alphabet Translator Translate a word into NATO phonetics.

Lowercase to Uppercase Converter Lowercase to Uppercase Converter

Uppercase to Lowercase Converter Uppercase to Lowercase Converter

Title Case Converter Title Case Converter

Sentence Case Converter Sentence Case Converter

Reverse Text Generator Reverse Text Generator

Upside-Down Text Generator Upside-Down Text Generator

Bold Text Generator Convert text to unicode-bold style.

Italic Text Generator Convert text to unicode-italic style.

Strikethrough Text Generator Strikethrough Text Generator

Subscript Generator Subscript Generator

Superscript Generator Superscript Generator

Pig Latin Translator Translate text into Pig Latin.

Star Wars Marathon Calculator Total run time of all Star Wars films.

Social Media Time Alternatives Calculator What you could do instead of scrolling.

Toilet Paper Calculator Estimate how long your toilet paper will last.

Toothpaste Calculator Estimate how long a tube of toothpaste lasts.

Shower Cost Calculator Estimate the water cost of a shower.

Hair Growth Calculator Estimate hair length over time.

Beauty Products Calculator Estimate yearly spending on beauty products.

Sunscreen Calculator Estimate sunscreen reapplication and supply.

Bath vs Shower Calculator Compare water use between a bath and a shower.

Mask Calculator Estimate how many days a box of masks lasts.

Ring Size Calculator Find US ring size from inner diameter.

Hat Size Calculator Find hat size from head circumference.

Fabric Calculator Find fabric length needed for a project.

Belt Size Calculator Find belt size from waist or pants size.

Circle Skirt Calculator Find fabric radius for a circle skirt.

Curtain Panel Calculator Find curtain width and panel count.

Curtain Size Calculator Find curtain length from rod height and desired drop.

Shoe Size Conversion Convert US, UK and EU shoe sizes.

Tablecloth Size Calculator Find the tablecloth drop.

Bag Calculator Estimate bag volume in litres.

Glove Size Calculator Find glove size from hand circumference.

Shoelace Length Calculator Find shoelace length from eyelet count.

Tie Length Calculator Find tie length from your height.

Weighted Blanket Calculator Find the right blanket weight for your body.

Quilt Binding Calculator Find binding length for a quilt.

Cross-stitch Calculator Find the finished size of a cross-stitch project.

cm to Ring Size Converter Find ring size from diameter in cm.

Inches to Ring Size Converter Find ring size from diameter in inches.

Bikini Calculator Find bikini top size from bust and underbust.

Bra Size Calculator Find bra size from bust and band measurements.

Dress Size Calculator Approximate dress size from bust/waist/hips.

Jeans Size Calculator Approximate jeans size from waist and inseam.

Jacket Size Calculator Estimate jacket size from chest.

Sock Size Calculator Convert shoe size to sock size.

EU to US Shoe Size Converter Convert EU shoe size to US.

US to EU Shoe Size Converter Convert US shoe size to EU.

UK to US Shoe Size Converter Convert UK shoe size to US.

Sunglasses Size Calculator Understand sunglasses measurements.

Pleated Skirt Calculator Fabric for a pleated skirt.