📈 Investment Calculator
Calculate compound interest, retirement savings, and investment growth with regular, contributions and different compounding periods.
Compound Interest Formula: A = P(1 + r/n)
(nt)
+ PMT[((1 + r/n)
(nt)
- 1) / (r/n)]
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Investment Inputs
Calculation Type
Compound Interest
Retirement Planning
Present Value
Future Value
Initial Investment ($)
Lump sum investment
Annual Return Rate (%)
Expected annual return
Time Period (years)
Investment duration
Monthly Contribution ($)
Regular monthly investment
Compounding Frequency
Monthly (12x)
Quarterly (4x)
Semi-Annually (2x)
Annually (1x)
Daily (365x)
Contribution Timing
End of Period
Beginning of Period
Inflation Rate (%)
For real return calculation
Current Age
Retirement Age
Desired Annual Income ($)
Withdrawal Rate (%)
Safe withdrawal rate
Calculate Investment
Results
Enter investment parameters to see projected growth and compound interest calculations.
Investment Tips:
• Start early for compound growth
• Diversify your portfolio
• Dollar-cost averaging works
• Consider tax-advantaged accounts
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