Finance

Finance Calculators

Plan smarter with free finance calculators built for investors, homeowners, and everyday budgeting. Every tool runs in your browser — no signup, no data stored on our servers.

Salary to Hourly Calculator

Convert your annual salary to an hourly wage and see your monthly, weekly, and daily earnings.

DSCR Loan Calculator

Calculate Debt Service Coverage Ratio for investment properties. Instantly see if your rental income covers the loan, plus max qualifying loan amount.

1031 Exchange Calculator

Estimate capital gains taxes deferred through a 1031 like-kind exchange. See tax savings, boot amounts, and minimum reinvestment requirements instantly.

Real Estate ROI Calculator

Calculate rental property ROI with cap rate, cash-on-cash return, and annual cash flow. Instantly analyze investment returns from purchase price and rental income.

Solar ROI & Payback Calculator

Calculate solar panel payback period and return on investment. Instantly see annual savings, net system cost after incentives, and simple payback years.

LED vs. Incandescent Energy Savings Calculator

Compare LED and incandescent lighting costs. Instantly see annual energy savings, payback period, total cost of ownership, and CO₂ reduction.

Rent vs Buy Calculator

Compare renting vs buying a home over time. Instantly see monthly costs, net position, break-even year, and which option saves more money.

Fair Rent Calculator

Calculate how much rent a house should cost based on property value, market zone, size, and expenses. See value-based, size-based, and blended fair rent instantly.

Debt Payment Plan Calculator

Build a debt payoff plan with monthly payments. Instantly see your debt-free date, total interest, payoff timeline, and how extra payments accelerate results.

Credit Card Payoff Calculator

Calculate how long it takes to pay off credit card debt. Compare minimum payments vs. a fixed plan and see total interest, debt-free date, and savings.

Construction Cost per m² Calculator

Estimate construction cost per square meter. Instantly calculate total build cost from area, quality level, floors, soft costs, and contingency.

FIRE Retirement Calculator

Calculate your FIRE number, savings rate, and projected retirement age. Instantly see years to financial independence using the 4% rule and compound growth.

Mortgage Calculator

Calculate your monthly mortgage payment including principal, interest, taxes, insurance, and PMI. See your full amortization schedule and how extra payments save you thousands.

Compound Interest Calculator

See how your investments grow over time with compound interest. Compare different rates, add monthly contributions, and visualize the power of compounding.

Paycheck Calculator

Calculate your take-home pay after federal and state taxes, Social Security, Medicare, and 401(k) contributions. Supports US and UK tax rules for 2025.

Savings Goal Calculator

Find out how much you need to save each month to reach your goal, or how long it will take at your current savings rate. Includes investment growth projections.

Tip & Sales Tax Calculator

Calculate the perfect tip, add sales tax, and split the bill between any number of people. Works for restaurants, hotels, and any service.

Inflation Calculator

Calculate the impact of inflation on purchasing power over time. Find the equivalent value of money in any year and see how much prices have risen.

Debt-to-Income Ratio Calculator

Calculate your debt-to-income (DTI) ratio instantly. Find out if you qualify for a mortgage and see how lenders evaluate your financial health.

Net Worth Calculator

Calculate your total net worth by listing your assets and liabilities. See a visual breakdown of your financial picture and track your wealth over time.

Auto Loan Calculator

Calculate your monthly car payment, total cost, and interest paid. Compare different loan terms and see your full amortization schedule for any vehicle loan.

Budget Calculator

Create a personal monthly budget, track income vs expenses by category, and see how your spending compares to the 50/30/20 rule.

401(k) Retirement Calculator

Project your 401(k) balance at retirement. See the impact of employer matching, contribution increases, and investment returns on your retirement savings.