TheCalculatorHive^™

Everyday Life Calculators

12 tools

Dates, ages, cooking, home utilities and daily-life tools.

Home & Utilities

LED SavingsCompare the annual electricity cost of an old incandescent, halogen or CFL bulb against an LED replacement — see the energy used in kWh and how much money you save per year and over 10 years, for one bulb or a whole house.Amps to WattsConvert amperes to watts for DC, single-phase AC, and three-phase AC circuits using current, voltage, and power factor.TDS CalculatorEstimate Total Dissolved Solids (TDS in mg/L) from an electrical conductivity (EC) reading using TDS = ke × EC, with an adjustable conversion factor.Electricity BillEstimate the cost to run an appliance or device from its wattage, daily hours of use and your electricity rate — including an optional fixed charge and tax.

Dates & Age

AgeExact age in years, months and days from a date of birth, plus next-birthday countdown and total days lived.Age DifferenceCompare two birth dates to see the exact age gap between two people, in years, months and days.BirthdayFun birthday facts: zodiac sign, Chinese zodiac, the day of the week you were born, and your milestone birthday dates.GenerationFind which generation you belong to — Gen Z, Millennial, Gen X, Baby Boomer and more — from your birth year.

Food & Cooking

Air FryerConvert any conventional oven recipe to air fryer settings — lower temperature by 25 °F (15 °C) and reduce cooking time by up to 30%.TipWork out the tip, grand total and each person's share of a bill. Tip presets, a pre-tax or post-tax base, and round-up options for splitting the check.

Fun & Games

FLAMESPlay the classic FLAMES name-compatibility game — enter two names to find your relationship: Friends, Love, Affection, Marriage, Enemies or Siblings.Love CalculatorA for-fun name-based love percentage calculator — enter two names to get a novelty 0-100% compatibility score. Entertainment only, no scientific basis.