Compound Interest Calculator
Project a balance and compound interest with a selectable compounding frequency.
Enter your details
This is a mathematical estimate. Actual products can use different rates, compounding dates, fees, and tax rules.
Your result
Enter your details to calculate.
Worked example
Sample inputs
- Currency
- Indian rupee (INR)
- Starting principal
- 100000
- Annual interest rate (%)
- 8
- Time period (years)
- 5
- Compounding frequency
- Monthly
Future value: ₹1,48,984.57
- Principal: ₹1,00,000.00
- Compound interest: ₹48,984.57
- Compounding periods per year: 12
How this compound interest calculator works
The future value is principal × (1 + annual rate ÷ compounding periods) raised to compounding periods × years.
This is a mathematical estimate. Actual products can use different rates, compounding dates, fees, and tax rules.
Frequently asked questions
What is compounding frequency?
It is how often interest is added to the balance. More frequent compounding changes the result when the nominal rate is positive.
Does this include regular deposits?
No. This calculator models a single starting principal; use an SIP or RD calculator for recurring contributions.