Money Maniac Tools

Simple, free personal finance calculators from The Money Maniac.

• 🏠Mortgage CalculatorMonthly P&I, total interest, payoff date, and balance-over-time chart. Model extra payments to see how much you save.
• 📈Compound Interest CalculatorSee how investments grow with lump sum and monthly contributions. Compare scenarios and view contributions vs. balance over time.
• 💳Debt Payoff CalculatorCompare avalanche vs snowball. Add debts, extra payments, and see total debt over time with a chart and amortization tables.