Daily Life
Electricity Cost, Tile, Paint, Alcohol, Fuel Cost and more
Chinese Zodiac Calculator
Enter your birth year to find your Chinese zodiac animal sign, its personality traits and compatibility. Free Chinese zodiac calculator.
Barcode Check Digit
Calculate the check digit for EAN-13, UPC, ISBN and other barcodes. Free online check digit calculator that validates barcode integrity.
Tile Calculator
Enter floor or wall area and tile size to get the number of tiles needed. Free tile calculator that accounts for grout spacing and waste.
Paint Calculator
Enter your wall area to instantly calculate how much paint you need. Accounts for number of coats and coverage rate with this free online paint calculator.
Brick Calculator
Enter wall dimensions and brick size to get the number of bricks needed. Free brick calculator that accounts for mortar joints and waste.
Blood Alcohol Calculator
Enter your drinks, weight, and time elapsed to estimate your Blood Alcohol Concentration (BAC). A free online BAC calculator based on the Widmark formula.
Electricity Cost Calculator
Enter appliance wattage and usage time to estimate your electricity bill. Free electricity cost calculator for monthly power consumption.
Fuel Cost Calculator
Enter distance, fuel efficiency and fuel price to estimate your trip fuel cost. Free fuel cost calculator for travel and commute budgeting.