Health & Everyday
BMI, calories burned, macros, protein and water, cooking, coffee and turkey times, unit price, fuel, EV and tire math, ring and hat sizes, cat age and more.
42 tools
- Cooking ConverterConvert kitchen measures — cups, tablespoons, teaspoons, fluid ounces and milliliters.
- Shoe Size ConverterConvert shoe sizes between US men's, US women's, UK, EU and Japanese (cm) sizing.
- BMI CalculatorCalculate body mass index from height and weight, with the WHO adult category and a healthy weight range.
- BMR & Daily Calorie CalculatorEstimate your basal metabolic rate and the daily calories that keep your weight steady.
- Body Fat Calculator (US Navy)Estimate body fat percentage from height, neck, waist (and hip) measurements using the US Navy method.
- Ideal Weight CalculatorCompare common ideal-body-weight formulas (Devine, Robinson, Miller, Hamwi) with the healthy BMI range for your height.
- Target Heart Rate CalculatorEstimate your maximum heart rate, moderate and vigorous exercise zones, and the five heart-rate training zones.
- Pregnancy Due Date CalculatorEstimate a due date from the first day of the last period or the conception date.
- Clothing Size ConverterConvert clothing sizes between US, UK, EU and letter sizes for men's and women's tops and pants.
- Unit Price CalculatorCompare up to four items by price per ounce, gram, fluid ounce, liter or item to find the best deal.
- Trip Fuel Cost CalculatorEstimate the fuel and money a drive takes from distance, fuel economy and fuel price, split between passengers.
- Electricity Cost CalculatorWork out what an appliance costs to run per day, month and year from its watts, hours of use and your price per kWh.
- Cups to Grams Calculator (by Ingredient)Convert cups, tablespoons and teaspoons of flour, sugar, butter and other ingredients to grams and ounces, and back.
- Recipe ScalerScale a recipe's ingredient amounts up or down to a new number of servings, with kitchen-friendly fractions.
- Pizza Size CalculatorCompare two or three round pizzas by area and price per square inch to see which size is the better deal.
- Bill Split CalculatorSplit a restaurant bill with tax and tip evenly between any number of people, optionally rounding up.
- Cost per Use CalculatorFind what something really costs each time you use it, counting resale value and yearly upkeep.
- Save for a Purchase CalculatorSee how many months it takes to save for something, or how much to save each month to buy it by a deadline.
- Calories Burned CalculatorEstimate calories burned walking, running, cycling, swimming, lifting and 30+ other activities from your weight and time.
- Steps to Distance & Calories CalculatorTurn a step count into miles or kilometers, walking time and calories, using your own stride length.
- Macro CalculatorSplit a daily calorie number into grams of carbohydrate, protein and fat, checked against the official adult ranges.
- Protein Intake CalculatorSee how much protein a day fits your weight: the official minimum (RDA) and the sports-nutrition range for people who exercise.
- Daily Water Intake CalculatorSee the official daily water ranges for adult men and women — total water and how much of it usually comes from drinks.
- Lean Body Mass CalculatorEstimate lean body mass (everything except fat) from height, weight and sex with the Boer and Hume formulas.
- Waist-to-Height Ratio CalculatorDivide your waist by your height and see where it falls in NICE's waist-to-height bands, plus the waist that is half your height.
- Tire Size CalculatorCompare two tire sizes — diameter, sidewall, circumference, revolutions per mile — and see how far off your speedometer will read.
- Light Bulb Watts to LumensFind the lumens an LED needs to replace an old 40–150 W bulb, or the old-bulb equivalent of an LED's lumens, with the energy saved.
- Ring Size ConverterConvert ring sizes between US/Canada, UK/Australia letters, inner diameter and inner circumference (ISO 8653).
- Coffee to Water Ratio CalculatorFind grams of coffee for your water (or water for your coffee) at the SCA golden ratio or your own brew ratio.
- Baker's Percentage CalculatorTurn a dough's weights into baker's percentages and hydration — or percentages back into grams for any flour amount.
- Turkey Cooking Time CalculatorUSDA roasting time for a turkey by weight at 325 °F, stuffed or not, plus the safe internal temperature and thawing time.
- Reading Time CalculatorEstimate how long a text takes to read silently or aloud, from a word count or pasted text.
- TV Size & Viewing Distance CalculatorFind the best seating distance for a TV size — or the TV size for your couch — using the SMPTE and THX viewing-angle guidelines.
- Cat Age CalculatorConvert a cat's age to human years with the veterinary age chart, and see its life stage.
- Gas vs Electric Car Cost CalculatorCompare fuel cost per mile and per year for a gas car and an electric car with your own prices and mileage.
- Moving Boxes CalculatorEstimate how many small, medium, large, extra-large and wardrobe boxes a move takes, by home size.