Financial & Math Calculators

Explore financial, mathematical, date math, and health calculators running client-side.

Calculate percentage increases, decreases, discounts, markups, and proportion ratios.

Calculate GST tax addition, removal, and CGST/SGST/IGST tax breakdowns for India.

Calculate monthly loan EMI payments, total interest payable, and yearly amortization tables.

Calculate Systematic Investment Plan (SIP) returns with compounding interest and inflation adjustment.

Project PPF maturity value and EPF retirement corpus with year-by-year compounding breakdowns for India.

Calculate principal, interest schedules, and prepayment payoffs for mortgages and loans.

Calculate compound and simple investment returns with annual, quarterly, and monthly compounding.

Convert international currencies with live exchange rates across 150+ world currencies.

Calculate exact age in years, months, days, hours, and minutes with next birthday countdown.

Calculate Body Mass Index (BMI) using Metric and Imperial units with WHO weight classifications.

Calculate Total Daily Energy Expenditure (TDEE) and Basal Metabolic Rate (BMR) with activity levels.

Calculate daily protein, carbohydrate, and fat gram targets for cutting, bulking, and maintenance.

Calculate future inflation degradation and project the future purchasing power of your money.

Calculate daily and weekly worked hours, unpaid break deductions, and gross overtime pay.

Calculate tip percentages, split restaurant bills per person, and generate instant payment links.

Calculate the hourly rate you need to charge as a freelancer based on your income goals, billable hours, expenses, and taxes, then build project quotes with a contingency buffer.

Generate cryptographically-secure random numbers, roll dice, and flip coins directly in your browser.