Calculators for Every Country

Country-specific calculators with local formulas, tax rates, and cultural systems. Available in 15 languages.

All Calculators

Calculate Body Mass Index with WHO and Asia-Pacific standards

Calculate age with Korean, Vietnamese, Japanese counting age systems

Calculate percentages, percentage change, and percentage of a number

Calculate compound interest with different compounding frequencies

Calculate equated monthly installment for loans with amortization schedule

Calculate pregnancy due date and trimester timeline

Calculate daily calorie needs based on age, weight, height, and activity level