Calculators
32 free calculate tools — no sign-up, nothing uploaded, all in your browser.
Percentage CalculatorWork out percentages.BMI CalculatorBody mass index from height/weight.Age CalculatorExact age from birth date.EMI / Loan CalculatorMonthly loan repayment.Percentage Change CalculatorIncrease or decrease between two values.Ratio CalculatorSimplify and solve ratios.Average / Mean CalculatorMean, median, mode, range.Fraction CalculatorAdd, subtract, multiply, divide fractions.Scientific CalculatorTrig, logs, powers and more.GPA CalculatorGrade point average from credits.Grade / Percentage CalculatorMarks to percentage and grade.Simple Interest CalculatorInterest on principal over time.Compound Interest CalculatorGrowth with compounding.Savings Goal CalculatorTime to reach a target.Discount CalculatorSale price and savings.Tip CalculatorTip and split the bill.Sales Tax CalculatorAdd or remove any tax rate.Break-Even CalculatorUnits to cover costs.Profit Margin CalculatorMargin and markup.BMR CalculatorBasal metabolic rate.Calorie Needs CalculatorDaily calories by activity.Body Fat CalculatorNavy method estimate.Ideal Weight CalculatorHealthy weight range.Water Intake CalculatorDaily water recommendation.Pregnancy Due Date CalculatorEstimated due date.Date Difference CalculatorDays between two dates.Countdown CalculatorTime until a future date.Work Days CalculatorBusiness days between dates.Time Duration CalculatorAdd or subtract durations.Standard Deviation CalculatorMean, variance, SD.Quadratic Equation SolverSolve ax² + bx + c = 0.Triangle / Area CalculatorArea and perimeter of shapes.