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Compound Interest Calculator

Inputs

Future Value
$20,096.61
Total Interest
$10,096.61
Initial Principal
$10,000.00
Effective APY
7.23%
Guide

How It Works

Compound interest calculates growth on both your initial deposit and accumulated interest over time.

  • Formula: A = P(1 + r/n)^(nt), where P is principal, r is annual rate, n is compound frequency, and t is years.
  • Compounding Frequency: More frequent compounding results in higher overall returns.
  • Effective APY: Shows your true annual yield after compounding is applied.