financestool

Personal Finance Tools

Budgeting, saving, and debt management — calculators and guides for everyday money decisions.

Calculators

Interactive tools for budgeting, saving and getting out of debt — each with its formula, a worked example and an FAQ.

Compound Interest CalculatorSee how your money grows with compound interest, including regular monthly contributions and a growth chart.Savings
Credit Card Payoff CalculatorSee how long it will take to pay off your credit card balance and how much interest you…Personal Finance
Debt-to-Income Ratio CalculatorCalculate your debt-to-income (DTI) ratio, the key number lenders use to decide whether to approve your mortgage or…Personal Finance
Emergency Fund CalculatorCalculate how much you should have in an emergency fund based on your monthly expenses, and see how…Savings
Hourly to Salary ConverterConvert an hourly wage into weekly, monthly and annual salary based on hours worked per week and weeks…Personal Finance
Inflation CalculatorSee how inflation erodes the value of money over time — both the future amount needed to match…Personal Finance
Savings Goal CalculatorFind out exactly how much you need to save each month to reach any savings goal by your…Savings
Simple Interest CalculatorCalculate interest earned or owed using the simple interest formula: principal × rate × time.Personal Finance
Tip CalculatorCalculate tip amount, total bill and per-person split for any restaurant bill — no math, no arguments.Personal Finance