Compound Interest Calculator
See how your money grows over time when interest is compounded.
Principal
₹1,00,000
Interest earned
₹61,051
Final amount
₹1,61,051
Duration
5 years
How it works
Compound interest means you earn interest on your interest. The more frequently it compounds, the faster your money grows.
Formula: A = P × (1 + r/n)^(n × t)
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Frequently asked
What does compounding frequency mean?+
How often the bank adds interest back to your balance. Monthly compounding grows faster than yearly.
Is FD compound or simple interest?+
Most FDs in India use compound interest (usually quarterly).
Why does long duration matter so much?+
Compounding is exponential — the last few years contribute far more than the first.
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