Everyday Life Calculators
Split a tip, work out a sale price or the sales tax, and figure your GPA or the grade you need on a final — quick answers for money and school.
74 calculators · A–Z of all calculators
- Tip CalculatorTip, total and each person's share of the bill.
- Discount CalculatorSale price and savings, with stacked discounts and tax.
- Sales Tax CalculatorSales tax and total, or the price before tax from a total.
- GPA CalculatorSemester and cumulative GPA on a 4.0 scale.
- Grade CalculatorWeighted class grade and the final exam score you need.
- Unit Price CalculatorPrice per ounce, pound or item — which package is the better buy.
- PPI CalculatorPixels per inch of any screen.
- Print Size CalculatorPixels and DPI to print size.
- Download Time CalculatorFile size and speed to time.
- TV Size CalculatorBest TV size and seating distance.
- Reading Time CalculatorHow long a text takes to read.
- Ring Size CalculatorUS ring size to diameter and back.
- Lottery Odds CalculatorPowerball, Mega Millions and more.
- Pace CalculatorRunning pace per mile or km, finish time and race times.
- Overtime CalculatorWeekly pay with time and a half over 40 hours.
- Price per Square Foot CalculatorCost per square foot of a home, rent or flooring.
- Heat Index CalculatorFeels-like temperature from heat and humidity.
- Wind Chill CalculatorFeels-like temperature from cold and wind.
- Beaufort Scale CalculatorWind speed to Beaufort force.
- Dew Point CalculatorDew point from humidity, or humidity from dew point.
- Dog Age CalculatorDog years to human years, by the AVMA chart.
- Cat Age CalculatorCat years to human years, by the AVMA chart.
- Age on Other Planets CalculatorYour age in Mars and Jupiter years.
- Golf Handicap CalculatorHandicap Index and Course Handicap from your scores.
- Elo Rating CalculatorExpected score and rating change for chess games.
- Depth of Field CalculatorSharp range and hyperfocal distance for any lens.
- Pet Calorie CalculatorDaily calories for a dog or cat, and cups of food.
- Bike Gear CalculatorGear ratio, gear inches and speed at your cadence.
- Field of View CalculatorAngle of view, crop factor and the scene a lens covers.
- Baseball Stats CalculatorAVG, OBP, SLG, OPS, ERA and WHIP from a stat line.
- Generation CalculatorWhich generation you belong to, with Pew birth years and ages.
- Exposure Value CalculatorEV, equivalent exposures, stops and ND filters.
- Word Count CalculatorWords, characters, sentences and a limit check for X posts and SMS.
- Typing Speed CalculatorWords per minute and accuracy from characters, time and errors.
- Paper Size CalculatorA4, Letter, Legal and more in inches and millimeters.
- Shoe Size CalculatorFoot length to US, UK and EU shoe sizes, men, women and kids.
- Zodiac Sign CalculatorSun sign, Chinese zodiac animal and birthstone from a birth date.
- Christmas Lights CalculatorStrings for a tree or roofline, and the circuit load.
- Time-Lapse CalculatorInterval, frames, clip length and card space.
- Dimensional Weight CalculatorDIM weight and billable weight for UPS, FedEx and USPS.
- Readability CalculatorGrade level and reading ease of a text, six formulas.
- Grade Curve CalculatorCurve test scores five ways, before and after.
- Target GPA CalculatorThe GPA you need in your remaining credits.
- Reading Plan CalculatorPages and minutes a day to finish a book by a date.
- Spaced Repetition CalculatorReview dates for a card: SM-2, Leitner, forgetting curve.
- Study Hours per Credit CalculatorWeekly study time from credit hours, and does it fit in 168.
- Roommate Rent Split CalculatorSplit rent by room size, private bath or income.
- Wedding Budget CalculatorSplit a wedding budget by category and guest.
- Carbon Footprint CalculatorHousehold CO₂e a year from power, gas, car and flights.
- Lightning Distance CalculatorSeconds between flash and thunder to miles or km.
- Tournament Bracket CalculatorGames, rounds, byes and seeding for single or double elimination.
- Round-Robin CalculatorGames, rounds and a full circle-method schedule for any league.
- Bowling Handicap CalculatorUSBC handicap from your average, league base and percentage.
- Darts Checkout CalculatorThe shortest finish for any score up to 170, plus your 3-dart average.
- Aquarium Volume CalculatorGallons of water in a tank after substrate and decor, filled weight, weekly water change and inch per gallon.
- Dog Pregnancy Due Date CalculatorWhelping date from the breeding, ovulation or LH surge date, with ultrasound, X-ray and temperature milestones.
- Cycling Speed and Power CalculatorWatts for a speed, speed for your watts, and hill climb time.
- Swim Pace CalculatorPace per 100 yards or meters, and your critical swim speed.
- Word Game Score CalculatorScore a word with letter values, double and triple squares, blanks and the 50-point seven-tile bonus.
- Flight Distance CalculatorAirport-to-airport miles, bearing and flight time.
- Speaker Wire Gauge CalculatorWire gauge by length and impedance, with power loss and damping factor.
- Internet Speed Needed CalculatorHow many Mbps your home needs for streaming, calls and gaming.
- Projector Throw Distance CalculatorDistance from screen size and throw ratio, or screen size from distance.
- Hiking Time CalculatorHiking time from distance and climb: Naismith, Langmuir and Tobler.
- Backpack Weight CalculatorPack weight from a gear list, food, water and fuel, with base weight.
- Trail Water CalculatorHow much water to carry between sources, and what it weighs.
- Snow Water Equivalent CalculatorWater depth in snow from depth and density, or snow to melt for water.
- Passer Rating CalculatorNFL passer rating (0 to 158.3) or college efficiency from a passing line.
- True Shooting CalculatorTS%, eFG% and points per shot from a shooting line.
- Cricket Run Rate CalculatorRun rate, required run rate and net run rate (NRR).
- Pitch Count CalculatorRest days and next eligible date for youth baseball pitchers.
- Meeting Cost CalculatorWhat a meeting costs per minute and per year.
- Commute Cost CalculatorYearly cost and hours of driving to work.
- Split Expenses CalculatorWho owes whom for shared costs, equal or unequal shares.