Everyday Life, Decision & Utility Calculators
Handy tools for daily decisions—calculate exact ages, split restaurant bills, count down important dates, and estimate tips effortlessly.
Age Calculator
Your exact age in years, months, and days.
Tip Calculator
Split the bill and tip between friends.
Days Between Dates Calculator
Count the days between two dates.
Date Calculator
Add or subtract days from a date.
Time Duration Calculator
Hours and minutes between two times.
Fuel Cost Calculator
Fuel needed and cost for a trip.
Unit Price Calculator
Compare two products by price per unit.
Countdown Calculator
Days remaining until a date.
Electricity Cost Calculator
What a device costs to run.
Split Bill Calculator
Divide a bill and tip evenly between people.
Working Days Calculator
Count weekdays between two dates, both included.
Roman Numeral Converter
Turn a number from 1 to 3999 into Roman numerals.
Birthday Countdown Calculator
Days left until your next birthday and the age you will turn.
Pizza Size Value Calculator
Which pizza gives you more for your money?
Leap Year Checker
Check if a year is a leap year and find the next one.
Day of the Week Calculator
Find the weekday, day of year, and week number for any date.
Dog Age Calculator
Convert dog years to human years by size.
Word Counter
Count words, characters, sentences, and reading time.
Year Progress Calculator
See how much of the year has passed and how much is left.
Carpool Savings Calculator
Compare commute costs per person when you share the ride.
Subscription Cost Calculator
Add up what your monthly and yearly subscriptions really cost.