Everyday Life calculators
Tips, bills, trips, and household math.
- Tip Calculator: Tip on the Pre-Tax Bill, Split and Tip Table
Tip, total and each person's share, tipped on the pre-tax bill if you like, with a table from 10% to 25%.
- Salary to Hourly Calculator (and Hourly to Salary)
Annual salary to hourly pay, or the other way round.
- Discount Calculator (Sale Price and Percent Saved)
Sale price from a percentage off, or the percent saved from an original and a sale price.
- Split Bill Calculator: Evenly or by What Each Person Ordered
Split a bill evenly, or by each person's order with the tip and tax shared in proportion.
- Gas Cost Calculator for a Trip (Fuel Cost, Round Trip, Split)
Fuel and cost for a road trip, one way or round trip, split between passengers, in miles or km.
- Unit Price Calculator: Which Size Is the Better Deal?
Compare two pack sizes by price per ounce, gram or item, and see which is cheaper and by how much.
- Electricity Cost Calculator: Monthly Bill or Appliance Cost per kWh
A monthly electricity bill from kWh and price, or what one appliance costs to run from its watts and hours.
- Rent Split Calculator (Equal, by Income or by Room Size)
Divide rent and bills between roommates equally, in proportion to income, or by room weight.
- Drive Time Calculator (Road Trip Time with Breaks)
How long a drive takes at your average speed, with breaks, plus a table of common distances.
- Screen Size Comparison Calculator (TV, Monitor & Phone Dimensions)
Width, height and area of two screens from their diagonals and aspect ratios, and how much bigger one is.
- Data Usage Calculator (Streaming, Hotspot & Mobile Data per Month)
How much data streaming or browsing uses per day and per month, and how long a data allowance lasts.
- Days Until Payday Calculator (Weekly, Biweekly, Semimonthly)
Days to your next payday, from its date or from your pay schedule, with the paydays after it.
- Coffee Cost Per Year Calculator (Daily Habit to Yearly Spend)
What a daily coffee, or any small daily spend, adds up to over a year.
- Laundry Cost Calculator: Per Load, Week and Year
What laundry costs a week and a year from loads and cost per load, laundromat or at home.
- Gematria Calculator: English Ordinal, Sumerian and Other Ciphers
Numeric value of a word in five English ciphers, Ordinal, Reduction, Reverse, Sumerian and Agrippa.