Calculators - Free Online Tools

Calculators

14 tools available

Calculate percentages, percentage increase/decrease, percentage of total, and percentage change. Essential math tool for business and finance.

Calculate loan EMI, monthly payments, interest rates, and loan amortization schedules. Plan your loans and mortgages.

Calculate profit margin, markup, ROI (return on investment), and business metrics. Essential for pricing and financial planning.

Calculate the difference between two dates in days, weeks, months, and years. Perfect for age calculation and deadline tracking.

Add or subtract days, weeks, months, or years from any date. Calculate future and past dates easily.

Calculate exact age from date of birth. Get age in years, months, days, hours, and minutes.

Calculate tips and split bills easily. Find the right tip amount and divide the total among friends.

Calculate your Body Mass Index (BMI) and check if you're in a healthy weight range. Supports metric and imperial units.

Calculate discounts, sale prices, and savings. Find the final price after discount percentage.

Calculate compound interest and investment growth over time. See how your money grows with regular contributions and compound returns.

Calculate tax amounts, net income, and effective tax rates. Add or remove tax from any amount.

Calculate your Total Daily Energy Expenditure (TDEE) and daily calorie needs based on activity level. Plan for weight loss, maintenance, or gain.

Calculate your Grade Point Average (GPA) from course grades and credit hours. Track your academic performance.

Convert times between different time zones. Perfect for scheduling international meetings and coordinating across time zones.