About these calculators

Investing and savings calculators estimate compound growth, simple interest, emergency fund targets, savings rates, FIRE numbers, dividend income, fee impact, and investment account comparisons. They are useful for seeing how time, contributions, fees, and return assumptions change long-term outcomes. The math is helpful, but future returns are uncertain and tax treatment can vary by account and situation. These tools are educational estimates, not investment advice or performance forecasts. Use conservative assumptions and verify tax or investment decisions with appropriate professionals.