Regular Investment Growth

Avatar of u/FinEducation

See how your investments grow over time with initial investment, regular contributions, & compounding interest. Watch year-by-year growth in real-time visuals.

Last update Jan 2025
  • Scenario 1: Total Investment Growth
  • Scenario 2: Net Deposit
  • Which One Is Higher (%)

Explore how regular contributions and compounding interest affect your investment balance year after year. Visualize the power of compound growth in different market return assumptions.

# Years from Now
Try your numbers:

The starting amount of money you plan to invest.

A =

The amount you will contribute to your investment each month or each year.

B̃ =
Confirm Delete

Are you sure you want to delete ": "?

Add Input
  • Amount
    Any single amount ($).
  • Cash Flow
    Rent, insurance premium, salary, ...
  • Current Asset
    Real estate, commodity, bonds, ...
  • Installment Loan
    Mortgage, car loan, ...
  • Percentage
    Any percentage value (%).
  • Years / Months
    Any time horizon.
  • Age
    Show "Age" instead of "# Years from Now."
  • Retirement Age (requires Age)
    Enable "Investment Return After Retirement."

Time Value Assumptions

Heads Up!

If you're using Cost Basis (cb) for calculating capital gains:

Please be aware that very few countries currently use inflation-indexed cost basis. Double-check your local tax rules before publishing.

Scroll up to view updated chart.

Not what you want?

How is Cash Value calculated?

See the impact of regular monthly contributions and compound interest on your initial investment.

Decisions / Expectations

(Expressions are evaluated at Year 0 only.)

C̃ =

Calculations

(Expressions are evaluated at every year.)

Confirm Delete

Are you sure you want to delete ": "?

Add Decision or Expectation
  • Buy Asset
    Buy an asset growing at its own rate.
  • Take Installment Loan
    Take a mortgage, loan, etc.
  • Invest
    Receive/Spend a lump sum.
  • Expect to Invest
    Expect to receive/spend a lump sum.
  • Expect Monthly Cash Flow
    Expect to receive/spend cash monthly.
  • Expect Yearly Cash Flow
    Expect to receive/spend cash yearly.
  • Define Variable (Numerical)
    Calculate an intermediate value.
Add Intermediate Calculation
  • Define Variable (Numerical)
    Calculate an intermediate value.
  • Define Variable (Cash Flow)
    Calculate a combined cash flow.