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CalcForge

71 tools

Finance Calculators

Mortgage calculators, compound interest tools, loan amortization, debt payoff, and retirement projections.

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Tip Calculator — Split Bill

Calculate a tip and per-person total for any bill. Supports custom tip percentages and splitting between multiple people.

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Compound Interest Calculator

Calculate compound growth with optional monthly contributions and see the final balance, contributions, and interest earned.

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Loan Amortization Calculator

Calculate monthly loan payments and view an amortization schedule with principal and interest for every payment.

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Mortgage Calculator — Monthly Payment

Calculate a monthly mortgage principal and interest payment from loan amount, interest rate, and term.

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Retirement Savings Calculator

Project retirement savings from a current balance, monthly contributions, expected return, and years remaining.

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Mortgage Calculator with Extra Payments

Compare a mortgage schedule with extra principal payments to see potential term and interest reductions.

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Mortgage Calculator with PMI, Taxes & Insurance

Estimate total monthly housing cost including principal, interest, PMI, property tax, and homeowner insurance.

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Car Loan EMI Calculator

Calculate a monthly car loan payment from the loan amount, interest rate, and term, including total interest paid.

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401(k) Calculator with Employer Match

Project a 401(k) balance with employee contributions, employer matching, and investment growth assumptions.

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Debt Payoff Calculator

Compare debt snowball and debt avalanche payoff strategies with extra monthly payments and total interest estimates.

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Simple Interest Calculator

Calculate simple interest earned on a principal amount over time using a fixed annual rate.

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Savings Goal Calculator

Estimate how many months it takes to reach a savings goal with monthly contributions and an expected return.

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Discount Calculator

Calculate sale price and savings from an original price and discount percentage for shopping and markdown planning.

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Sales Tax Calculator

Calculate sales tax and final purchase price from a pre-tax amount and local tax rate in your chosen currency.

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ROI Calculator

Calculate return on investment percent and net gain from an initial amount and final value.

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APR Calculator

Estimate the true annual percentage rate on a loan after upfront fees, monthly payment, and finance charges.

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Rent Affordability Calculator

Estimate an affordable monthly rent from income using the common rent-to-income percentage rule.

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Investment Calculator

Project future investment value from an initial amount, monthly contributions, and expected annual return.

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Margin Calculator

Calculate profit, margin percent, and markup percent from product cost and selling price.

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Salary Calculator

Convert between hourly, weekly, monthly, and annual pay using your hours per week.

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Inflation Calculator

Project how inflation affects purchasing power over time from an amount and annual inflation rate.

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Payment Calculator

Calculate monthly loan payments, total paid, and total interest from principal, rate, and term.

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Present Value Calculator

Discount a future amount to today's value using an annual interest rate and time period.

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Future Value Calculator

Project what a present amount grows to over time at a fixed annual interest rate.

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Debt-to-Income Calculator

Calculate your debt-to-income ratio from monthly income and total monthly debt payments.

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Currency Calculator

Convert an amount between currencies using exchange rates relative to a common base.

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Credit Card Payoff Calculator

Estimate how long it takes to pay off credit card debt and how much interest you pay at a fixed monthly payment.

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Student Loan Calculator

Calculate monthly student loan payments, total paid, and total interest from loan amount, rate, and term.

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VAT Calculator

Add VAT to a net price or remove VAT from a gross price using your local VAT percentage.

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Commission Calculator

Calculate sales commission amount and net proceeds to the seller from a sale price and commission rate.

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House Affordability Calculator

Estimate the maximum home price you can afford from income, debts, down payment, and mortgage terms including taxes and insurance.

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Payback Period Calculator

Calculate how many years and months it takes to recover an initial investment from annual cash flow.

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Personal Loan Calculator

Calculate monthly personal loan payments, total paid, and total interest from loan amount, rate, and term.

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Annuity Calculator

Calculate monthly annuity payments, total payout, and total interest from principal, rate, and term.

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CD Calculator

Calculate certificate of deposit maturity value and total interest from deposit amount, rate, term, and compounding frequency.

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Refinance Calculator

Compare current and refinanced mortgage payments, monthly savings, and break-even months after closing costs.

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Debt Consolidation Calculator

Compare separate debt minimum payments and interest against a consolidated loan payment and total interest.

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Roth IRA Calculator

Project Roth IRA growth from current balance, monthly contributions, expected return, and years until retirement.

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Take-Home Pay Calculator

Estimate net annual and monthly pay from gross salary after federal tax, state tax, and pre-tax 401(k) contributions.

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Interest Rate Calculator

Solve for the annual interest rate from loan principal, monthly payment, and term length.

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Pension Calculator

Estimate monthly and annual pension benefits from years of service, final average salary, and benefit multiplier.

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Traditional IRA Calculator

Project traditional IRA growth from current balance, monthly contributions, expected return, and years until retirement.

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IRR Calculator

Calculate internal rate of return from a series of cash flows including an initial investment.

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Average Return Calculator

Calculate compound annual growth rate (CAGR) and total growth percent from initial value, final value, and years.

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Business Loan Calculator

Calculate monthly business loan payments, total paid, and total interest from loan amount, rate, and term.

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Auto Lease Calculator

Estimate monthly auto lease payments from MSRP, residual value, money factor, down payment, and lease term.

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Lease Calculator

Calculate equipment lease monthly payments from asset value, residual percent, term, and annual interest rate.

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Marriage Tax Calculator

Compare estimated tax liability when filing separately versus filing jointly as a married couple.

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Social Security Calculator

Estimate monthly and annual Social Security benefits from income history, years worked, and retirement age.

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Bond Calculator

Calculate bond price from face value, coupon rate, years to maturity, and current market yield.

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College Cost Calculator

Project future college tuition from current annual cost, years until enrollment, and expected inflation rate.

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Income Tax Calculator

Estimate income tax and after-tax income from taxable income and an effective tax rate.

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RMD Calculator

Calculate required minimum distribution amounts from IRA or 401(k) balance and age using IRS life expectancy factors.

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Mutual Fund Calculator

Project mutual fund growth from initial investment, monthly contributions, expected return, and investment horizon.

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Budget Calculator

Build a monthly budget summary from income and expense categories to see remaining cash and savings rate.

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Rent vs Buy Calculator

Compare monthly renting costs versus buying a home with mortgage, taxes, and insurance to see which may cost less.

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Rental Property Calculator

Estimate rental property cash flow, cap rate, and mortgage payment from purchase price, rent, and expenses.

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FHA Loan Calculator

Calculate FHA loan monthly payment including upfront mortgage insurance premium from home price, down payment, and rate.

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VA Mortgage Calculator

Calculate VA loan monthly payment with funding fee from home price, down payment, and interest rate.

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Home Equity Loan Calculator

Calculate monthly payment and total interest on a fixed-rate home equity loan from amount, rate, and term.

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HELOC Calculator

Calculate interest-only HELOC payment and credit line utilization from draw amount, rate, and credit limit.

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Boat Loan Calculator

Calculate monthly boat loan payment from purchase price, down payment, interest rate, and loan term.

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Depreciation Calculator

Calculate straight-line annual and monthly depreciation from asset cost, salvage value, and useful life.

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Estate Tax Calculator

Estimate federal estate tax liability from estate value, exemption amount, and tax rate.

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Credit Card Calculator

Estimate credit card payoff time and interest when making only minimum payments from balance and APR.

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Annuity Payout Calculator

Calculate the lump sum principal needed to fund a fixed monthly annuity payout over a set term and interest rate.

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Cash Back vs Low Interest Calculator

Compare total financing cost between a cash-back rebate offer and a low promotional APR to find the better deal.

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Real Estate Calculator

Estimate real estate investment ROI from purchase price, rent, expenses, appreciation, and holding period.

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UK Mortgage Calculator

Calculate UK mortgage monthly payment and total repaid from loan amount, interest rate, and term in years.

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Canadian Mortgage Calculator

Calculate Canadian mortgage monthly payment using semi-annual compounding from loan amount, rate, and term.

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Finance Calculator — Time Value of Money

Calculate loan monthly payment from present value, annual interest rate, and number of periods using standard TVM formulas.

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