How to use it
- Enter Starting amount.
- Enter Annual rate %.
- Enter Years.
- Enter Compounds / year.
- Enter Monthly contribution.
The formula
FV = PV(1+r)ⁿ.
Worked example
$5,000 at 6% for 15 years becomes about $11,983.
Frequently asked questions
What drives future value?
Rate, time and any contributions.
Inflation?
Adjust separately to see real value.
Tips
- Time in the market beats timing the market.
- Reinvest returns to let compounding work.
- Keep fees low — they compound against you.
Key terms
- Compounding
- Earning returns on past returns.
- CAGR
- The smoothed annual growth rate.
- Yield
- Income as a percent of price.