Finance

Mortgage, auto loan, federal income tax, bonus withholding, compound interest and savings calculators. Transparent formulas, everything computed in your browser.

• Mortgage CalculatorMonthly payment with taxes, insurance, HOA and PMI
• Auto Loan CalculatorMonthly car payment, total interest and total cost
• Federal Income Tax Calculator (2025)2025 brackets, FICA, effective rate and take-home pay
• Bonus Tax CalculatorFederal withholding on a bonus: flat 22% vs aggregate
• Compound Interest CalculatorGrowth of a deposit plus monthly contributions
• Savings & CD Interest CalculatorInterest on a savings account or CD from APY or APR
• Loan Comparison CalculatorCompare two loan offers side by side
• Mortgage Payoff CalculatorSee how extra payments shorten your loan
• Dollar-Cost Averaging CalculatorProject the value of a monthly investing plan
• Currency ConverterConvert between 14 major currencies offline
• APR CalculatorTurn rate plus fees into a true annual cost
• Mortgage Affordability CalculatorHow much house your income supports
• Savings Goal CalculatorMonthly deposit needed to hit a target
• Inflation CalculatorWhat your money will be worth later
• Sales Tax CalculatorAdd sales tax or strip it from a total