Free Online Calculators

Perform essential math operations for daily calculations. Perfect for homework, budgeting, and quick calculations.

Master percentage calculations for discounts, taxes, tips, and financial analysis. Calculate percentage of values and convert between percentages and decimals.

Plan your borrowing with precision. Calculate monthly payments, total interest costs, and loan affordability for any type of loan.

Assess your health status with Body Mass Index calculations. Determine if you're underweight, normal weight, overweight, or obese. Track your fitness progress and understand healthy weight ranges for your height. Supports both metric and imperial units.

Calculate age, DOB, life expectancy, gestational age, and due date.

Add or subtract time durations with precision using hours, minutes, and seconds. Free online time calculator for work schedules and event planning.

Calculate the exact duration between two dates and times. Free time duration calculator for precise time span calculations, travel planning, and project timelines.

Convert between 150+ world currencies with real-time exchange rates. Essential for international travel, online shopping, business transactions, and investment analysis. Get accurate conversion rates updated throughout the day.

Calculate tips and split bills with friends and family. Include or exclude taxes and service charges, round amounts for convenience.

Plan your home purchase with comprehensive mortgage calculations. Estimate monthly payments including principal, interest, taxes, insurance, and HOA fees. Compare different down payments and loan terms to find affordable home financing.

Calculate car loan payments and total financing costs. Include trade-in values, sales tax, and down payments to get accurate monthly payments. Compare different loan terms and rates to find the best auto financing deal.

Plan personal loans for debt consolidation, home improvements, or major purchases. Calculate monthly payments, total interest, and APR including origination fees. Compare different loan terms to find the most cost-effective borrowing option.

Navigate student loan repayment with confidence. Calculate payments for federal and private student loans with different repayment plans including Standard, Extended, Graduated, and Income-Based options. Plan your education financing strategy.

Plan business financing for growth and expansion. Calculate payments for term loans, SBA loans, business lines of credit, and equipment financing. Include origination fees and compare different loan types for optimal business funding.

Calculate Home Equity Line of Credit payments and costs. Determine available equity, monthly payments during draw and repayment periods, and total interest costs. Perfect for home improvements, debt consolidation, or emergency funding using home equity.

Calculate your GPA and course grades with weighted assignments. Track academic performance and plan study strategies.

Calculate the area of rectangle, triangle, trapezoid, circle, sector, ellipse, and parallelogram. Perfect for geometry, construction, and land measurement with multiple units support.