Free Online Calculators — Finance, Health & Math
From financial planning to health metrics, CalculHub's 20+ accurate calculators help you make informed decisions with precision and ease. No login required.
Our Calculators
Financial
Mortgage Calculator
Calculate your monthly mortgage payments and amortization schedule.
Use CalculatorMutual Fund Returns Calculator
Helps you calculate the absolute or annualized (XIRR) returns on your existing mutual fund investments.
Use CalculatorFixed Deposit Calculator
Calculates the maturity amount and interest you earn on a fixed deposit.
Use CalculatorPPF (Public Provident Fund) Calculator
Estimates the maturity value of your PPF account, which has a 15-year lock-in period.
Use CalculatorLoan Eligibility / Affordability Calculator
Estimates the maximum loan amount you are likely to be approved for based on your income and existing debts.
Use CalculatorHome Loan EMI Calculator
Calculate your monthly home loan payments (EMI) and see a breakdown of principal and interest.
Use CalculatorMathematical
Matrix Calculator
Perform matrix operations, such as addition, subtraction, and multiplication.
Use CalculatorHealth & Fitness
Calorie Calculator
Find your daily calorie needs for weight loss, gain, or maintenance.
Use CalculatorBody Fat Calculator
Estimate fat percentage, lean body mass, and fat mass using body measurements.
Use CalculatorIdeal Weight Calculator
Determine a target healthy weight range based on height, age, and gender.
Use CalculatorBuilt for accuracy.
Designed for speed.
CalculHub is a free, privacy-first calculator platform — no login, no tracking, no ads cluttering your workflow. Every formula is verified against official standards. All calculations run entirely in your browser.
From EMI planning to BMI checks, GST filing to SIP projections — we cover the calculations that matter most to students, professionals, and everyday decision-makers across India and beyond.