Free Financial Calculators

20+ accurate, instant financial calculators. No signup, no ads, no nonsense. Just the numbers you need.

🏠 Mortgage & Housing

Mortgage Payment

Calculate your monthly mortgage payment

Mortgage Affordability

How much house can you afford?

Refinance Breakeven

When does refinancing pay off?

Rent vs Buy

Should you rent or buy a home?

💰 Income & Salary

Salary After Tax

Calculate your take-home pay

Hourly to Salary

Convert hourly wage to annual salary

Freelance Rate

Calculate your ideal hourly rate

📈 Investing & Savings

Compound Interest

See how your money grows over time

Investment Growth

Project future investment value

Retirement Savings

Are you on track for retirement?

Savings Goal

How long to reach your savings goal?

💳 Debt & Loans

Loan Amortization

See your full loan payment schedule

Credit Card Payoff

How long to pay off your card?

Debt Snowball

Plan your debt payoff strategy

Student Loan

Calculate student loan payments

🧮 Business & Everyday

ROI Calculator

Calculate return on investment

Break Even

When does your business break even?

Markup Calculator

Calculate price markup and margin

Tip Calculator

Calculate tip and split the bill

Car Affordability

How much car can you afford?

Why CalcVault?

100% Free

No hidden fees, no premium tier. Every calculator is free forever.

No Signup

Start calculating immediately. We never ask for your email or personal info.

Accurate Results

Industry-standard formulas used by financial professionals.