Compound Interest Calculator
Compute future savings balances with varying compound frequencies (monthly, quarterly, half-yearly, annually).
Future Maturity Value
₹0
Compounding Takeaway:
Compounding interest multiplies your capital faster than standard simple interest because you earn returns on your accumulated interest as time progresses.
Increasing the compounding frequency from annual to monthly yields marginally higher future values due to continuous reinvestment cycles.
The Power of Compound Interest: How to Grow Wealth Exponentially
Albert Einstein reportedly called compound interest the 'eighth wonder of the world.' Unlike simple interest which earns only on the principal, compound interest earns returns on both principal AND all accumulated previous interest, creating exponential wealth growth.
Where:
- A is the final amount (principal + total interest earned)
- P is the initial principal investment amount
- r is the annual interest rate in decimal form (divide by 100)
- n is the number of compounding periods per year (1=annually, 4=quarterly, 12=monthly)
- t is the time in years
How to Calculate & Use this Tool:
Enter Principal Amount
Input your initial lump sum investment or savings amount.
Set Annual Rate
Enter the expected annual return rate. FD rates are 6–8%. Equity funds historically return 12–15%.
Choose Compounding Frequency
Monthly compounding yields more than annual compounding on the same principal and rate.
Set Investment Duration
Longer time periods show the dramatic exponential power of compounding — see what 20 years does vs 10 years.
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