Other Calculators
The following is a complete list of our specialized calculators for everyday problems, building, electronics, and more.
📅 Date and Time
Age Calculator
Calculate age in years, months, days
Date Calculator
Calculate dates and time differences
UsefulTime Calculator
Add and subtract time
Hours Calculator
Calculate hours worked
Time Card Calculator
Calculate time card hours
Time Zone Calculator
Convert between time zones
Time Duration Calculator
Calculate time duration
Day Counter
Count days between dates
Day of the Week Calculator
Find day of week for any date
🏗️ Housing/Building
Concrete Calculator
Calculate concrete volume needed
BTU Calculator
Calculate BTU requirements
Square Footage Calculator
Calculate area and square footage
Stair Calculator
Calculate stair dimensions
Roofing Calculator
Calculate roofing materials needed
Tile Calculator
Calculate tiles needed
Mulch Calculator
Calculate mulch volume needed
Gravel Calculator
Calculate gravel volume needed
📏 Various Measurements/Units
Height Calculator
Convert height between units
Conversion Calculator
General unit conversions
GDP Calculator
Calculate GDP components
Density Calculator
Calculate density of materials
Mass Calculator
Calculate mass and weight
Weight Calculator
Convert weight between units
Speed Calculator
Calculate speed and velocity
Molarity Calculator
Calculate molarity of solutions
Molecular Weight Calculator
Calculate molecular weight
Roman Numeral Converter
Convert to/from Roman numerals
Wind Chill Calculator
Calculate wind chill temperature and perceived temperature
⚡ Electronics/Circuits
🌐 Internet
🛠️ Everyday Utility
GPA Calculator
Calculate Grade Point Average
Grade Calculator
Calculate grades and percentages
Bra Size Calculator
Calculate bra size
Shoe Size Conversion
Convert shoe sizes
Tip Calculator
Calculate tips and split bills
Golf Handicap Calculator
Calculate golf handicap
Sleep Calculator
Calculate optimal sleep times
🌤️ Weather
🚗 Transportation
Fuel Cost Calculator
Calculate fuel costs for trips
Gas Mileage Calculator
Calculate gas mileage (MPG)
Horsepower Calculator
Calculate horsepower
Engine Horsepower Calculator
Calculate engine horsepower
Mileage Calculator
Calculate distance and mileage
Tire Size Calculator
Calculate tire dimensions