Everyday & Time
Handy everyday tools: tip calculator, age calculator, date and time math, gas mileage and more.
Tip Calculator
Calculate the tip and split the bill between people
Age Calculator
Calculate your exact age in years, months and days
Date Calculator
Add or subtract days and find the duration between dates
Time Calculator
Add, subtract and convert hours, minutes and seconds
Hours Calculator
Calculate hours worked between two times
Gas Mileage Calculator
Calculate your MPG and fuel cost per trip
Fuel Cost Calculator
Estimate the fuel cost of a trip
Golf Handicap Calculator
Calculate your golf handicap index
Countdown Calculator
Count days, hours and minutes to a future date
Business Days Calculator
Count working days between two dates
Week Number Calculator
Find the ISO week number for any date
Roman Numeral Converter
Convert numbers to and from Roman numerals
Random Number Generator
Generate random numbers in any range
Speed Distance Time Calculator
Solve for speed, distance or time
Cooking Converter
Convert cups, ounces, grams and more for recipes
Tire Size Calculator
Compare tire sizes and diameter differences