Fast, reliable micro-utilities for finance, health, engineering, and personal productivity.
Compute total body surface area in square meters using the Mosteller and DuBois clinical medical formulas.
Calculate Estimated Date of Delivery (EDD), gestational age, and trimester boundaries using clinical Naegele's rule.
Calculate Mean Arterial Pressure (MAP) to assess organ perfusion pressure from systolic and diastolic blood pressure readings.
Estimate Glomerular Filtration Rate using serum creatinine, age, and sex based on the standardized 2021 CKD-EPI clinical equation.
Calculate clinical ideal body weight targets for men and women using the established Devine, Robinson, and Miller equations.
Estimate Blood Alcohol Content (BAC) and metabolic clearance time based on the clinical Widmark equation.
Calculate restorative wake-up and bedtimes based on biological 90-minute ultradian sleep architecture.
Determine the exact sales volume and gross revenue required to fully cover fixed and variable operating costs.
Estimate net monthly take-home earnings from annual gross salary after standard deductions and withholdings.
Compute Goods and Services Tax (GST) or general sales tax both inclusive and exclusive of baseline price.
Calculate how much interest you save and how many months you eliminate by making lump-sum or extra monthly principal repayments.
Estimate returns from systematic investment plans with an annual percentage increase in monthly contributions.
Calculate monthly EMI, total repayment amount, and interest for personal, car, and home loans.
Calculate your exact chronological age in years, months, and days, along with total days lived, weeks lived, and birthday countdown.