Use the Rule of 72 to quickly estimate how long it will take for your investment to double in value. Simply divide 72 by your expected annual return rate to find the approximate number of years needed.
This free rule of 72 calculator helps you quickly calculate result. Simply enter your values in the fields above and click "Calculate" to see your results instantly.
After entering your information, the calculator will display your results including result, doubled amount, exact calculation, rule of 72 accuracy. Each result is calculated using standard formulas used by financial professionals and experts in the field.
See the power of compound interest by calculating how your money grows over time. Enter your initial investment, regular contributions, interest rate, and compounding frequency to project your future balance.
Evaluate the financial viability of a rental property investment. Calculate monthly cash flow, cap rate, cash-on-cash return, and total ROI based on purchase price, rental income, and operating expenses.
Calculate simple interest for loans, savings, or investments. Enter the principal amount, interest rate, and time period to determine the total interest earned or owed using the straightforward simple interest formula.