Free Personal Finance Calculators
Make smarter money decisions with our free, instant calculators. No signup required. No ads blocking your results. Built for Americans.
Home & Loans
Debt & Credit
Savings & Investments
Compound Interest Calculator
See how your investments grow with compound interest and monthly contributions over time
Investment Return Calculator
Project your portfolio growth with inflation adjustment, taxes, and CAGR calculation
Savings Goal Planner
Set a savings target and see exactly when you will reach it with monthly contributions
Emergency Fund Calculator
Find your ideal emergency fund target based on your monthly essential expenses
Retirement & Tax
Retirement Savings Calculator
Project your nest egg at retirement with employer match and inflation adjustment
401(k) Calculator
Maximize your 401(k) with 2025 IRS limits, employer match, and balance milestone projections
Tax Bracket Calculator
Estimate your 2025 federal taxes, effective rate, marginal bracket, and take-home pay
Budgeting & Net Worth
Budget Planner
Build your monthly budget using the 50/30/20 rule and track your savings rate
Net Worth Calculator
Calculate your total assets minus liabilities and compare to the Fidelity age benchmark
Currency Converter
Convert between 20 major world currencies with a quick reference table for common amounts
Income & Loans
Paycheck Calculator
Calculate exact take-home pay after federal tax, state tax, FICA, and 401(k)
Student Loan Calculator
Compare Standard, SAVE, IBR, and PSLF plans with payoff date and forgiveness amounts
Car Loan Calculator
Calculate monthly payment with trade-in, rebates, sales tax and all fees included
Rent vs Buy Calculator
Compare total costs, equity, break-even point and investment returns over any time horizon
Inflation Calculator
See how inflation erodes purchasing power using real 2025 CPI data and projections
Why CalcVault?
Always Free
All 15 calculators are free to use with no registration, no subscription, and no hidden fees
Your Data is Private
All calculations run in your browser. Your numbers are never sent to our servers or stored anywhere
Mobile Friendly
Every calculator works perfectly on phones, tablets, and desktop computers
Built for Americans
2025 IRS tax brackets, US mortgage rates, 401(k) limits, and American financial guidelines built in