Calculate anything. Instantly.

Convert length, weight, area, volume, speed, time, data, and temperature units instantly.

Calculate percentages, percentage change, and proportions.

Quickly calculate grocery, fruit, vegetable, milk, fuel, and everyday shopping costs.

Find the final price after a percentage or flat discount, and see what you save.

Compare two products and instantly find the better deal.

Calculate exactly how much a trip will cost — petrol, diesel, or electric.

Calculate gold value by weight and rate, including making charges and GST.

Calculate exact age in years, months, and days from a date of birth.

Find the exact difference between two dates in days, weeks, or months.

Count business days between two dates, or add or subtract business days from a date, skipping weekends.

Count down the days, hours, minutes, and seconds until any date and time.

Find the duration between two times, or add or subtract a duration from a time.

Convert a date and time between time zones, with full DST and daylight-saving handling.

Calculate Body Mass Index and see your healthy weight range.

Calculate your daily maintenance calories and calorie targets for weight loss or gain.

Calculate your Basal Metabolic Rate using the Mifflin-St Jeor, Harris-Benedict, and Katch-McArdle formulas.

Calculate how much water you should drink daily based on your weight and activity level.

Estimate your ideal body weight from your height and sex, compared across four established formulas.

Estimate your body fat percentage and category using the U.S. Navy circumference method.

Estimate your due date and current trimester from your last period, conception date, or IVF transfer date.

Calculate your credit-weighted GPA (4.0 scale) or CGPA (10-point scale) from unlimited subjects.

Calculate your overall grade from multiple weighted components like quizzes, assignments, and exams.

Calculate your final grade from your final exam score, or find the score you need to hit a target grade.

Calculate the percentage of marks obtained out of the total marks in an exam.

Convert between percentage and CGPA using the CBSE 9.5 multiplier or your own custom multiplier.

Calculate your attendance percentage from classes attended and total classes held.

Find how many more classes you need to attend to reach a target attendance percentage.

Calculate your overall CGPA from your semester-wise SGPA and credits.

Calculate your overall semester percentage from marks obtained and total marks across all your subjects.

Calculate monthly loan EMI, total interest, and repayment schedule.

Estimate the future value of your monthly SIP investment.

Estimate the future value of a one-time mutual fund investment.

Calculate fixed deposit maturity value and interest earned.

Calculate recurring deposit maturity value with bank-standard quarterly compounding.

Calculate PPF maturity value for any annual investment and tenure.

Calculate your EPF maturity value including employer contribution and EPS split.

Calculate compound interest and total value at any compounding frequency.

Calculate simple interest and total amount for any principal, rate, and time period.

Compare Old vs New tax regime and find out which one saves you more.

Add or remove GST from an amount at any slab rate.