Compound Interest Calculator

Calculate compound interest with different compounding frequencies

Calculate Compound Interest
Enter investment details and compounding frequency

The initial amount of money

The percentage rate per year

Duration of the investment

How often interest is compounded

How It Works

1. Enter Principal

The initial amount you want to invest

2. Set Interest Rate

The annual percentage rate

3. Choose Duration

Time period in years

4. Select Compounding

How often interest compounds

Features
  • Multiple compounding frequencies
  • Effective annual rate calculation
  • Year-by-year growth breakdown
  • Visual growth representation
  • Quick presets for common scenarios
  • Download detailed results
Compound Interest Formula
A = P(1 + r/n)^(nt)

A - Amount

Future value of investment

P - Principal

Initial amount invested

r - Rate

Annual interest rate (decimal)

n - Frequency

Times compounded per year

t - Time

Number of years

Compounding Impact

More frequent compounding results in higher returns:

Annually (1x)

Lowest total return

Quarterly (4x)

Common for bonds

Monthly (12x)

Common for savings accounts

Daily (365x)

Highest total return