Calculators

Calculate the sum of digits in a mobile number. Useful for numerology, pattern analysis, and mathematical calculations.

Calculate your vehicle’s mileage (fuel efficiency) from the distance travelled and fuel used — in km/l or mpg — with an optional running-cost estimate.

Calculate the final price after a discount and how much you save, or find the discount percentage from the original and sale price. Optional GST/tax. Instant and free.

Scale any recipe up or down. Enter the ingredients for the original recipe, then halve, double, or resize by any multiplier — with cook-friendly fractions like ½ cup and ⅓ tsp.

Calculate the average (mean) of a set of numbers, plus the sum, count, median, minimum, maximum, range, and standard deviation. Paste any list — instant and free.

Calculate percentages every way: what is X% of Y, X is what percent of Y, and percentage increase or decrease. Fast, free, and works instantly in your browser.

Count down to any date with a live days, hours, minutes, and seconds timer. See how many days until a birthday, exam, wedding, or holiday — or how long since a past date.

Find the exact difference between two dates — in days, weeks, months, and years — plus how many weekdays and weekend days fall in between. Free and instant.

Calculate exact age, time until next birthday, and various time-related statistics. Perfect for planning, documentation, and personal calculations.

Simple calculator to determine expiry dates based on purchase date and shelf life. Supports multiple time units and date formats for easy calculation.

Calculate cashback rewards, annual savings, and compare different cashback rates. Perfect for credit cards, shopping rewards, and financial planning.