Finance Calculators
Use transparent finance calculators and verify important assumptions before relying on the result.
Back to all calculators.
Related Calculator Hubs
Real Estate Investment Calculators with visible formulas and user-controlled assumptions.
ADU Calculators with transparent formulas and editable inputs.
Calculators for business finance — seller financing, review ratings, and UK employee share plans.
Finance Calculators
- Roth 401(k) CalculatorEstimate the future after-tax value of Roth 401(k) contributions using contribution amount, employer match, investment return, years and tax assumptions.
- Closing Cost CalculatorEstimate buyer cash needed at closing from down payment, lender fees, title charges, prepaid items, taxes and credits.
- House Flipping Profit CalculatorEstimate house-flipping profit, return on cost and break-even resale price from purchase, renovation, holding, financing and selling costs.
- QQQI Dividend CalculatorEstimate QQQI share count and monthly or annual distribution income from an investment amount, share price and user-entered distribution yield.
- Chapter 13 CalculatorEstimate a preliminary monthly repayment budget from disposable income, plan length and selected priority or secured obligations without pretending to calculate a court-approved Chapter 13 plan.
- BRRRR CalculatorEstimate total project cost, refinance proceeds, cash left in a BRRRR deal, rental cash flow and cash-on-cash return.
- HELOC Payment CalculatorEstimate interest-only and amortizing HELOC payments from the current balance, annual rate and repayment term.
- Indiana Income CalculatorEstimate 2026 Indiana state and county income tax from Indiana taxable income, county rate, credits and withholding.
- Guitar Center Trade-In Value CalculatorEstimate a music-gear trade-in offer from expected resale value, dealer margin, condition, demand and repair-cost assumptions.
- Aircraft Value CalculatorEstimate an aircraft's market value from an editable reference value, age depreciation, airframe time, engine reserve, condition and equipment adjustments.
- Retirement Savings Longevity CalculatorEstimate how long retirement savings may last using the starting balance, annual withdrawal, expected return and inflation assumptions.
- Rent vs Sell CalculatorCompare an estimated multi-year outcome from renting a property versus selling now using rent, expenses, appreciation, selling costs and investment return assumptions.
- ADU Financing CalculatorEstimate an ADU loan payment, total interest and required cash using project cost, down payment, annual interest rate, term and closing costs.
- Velocity Banking CalculatorEstimate the potential interest and time effect of applying recurring extra cash flow to a mortgage or other amortizing debt.
- DSCR CalculatorCalculate debt service coverage ratio from gross operating income, vacancy, operating expenses and annual debt service.
- Seller Net Sheet CalculatorEstimate a home seller’s net proceeds after mortgage payoff, commissions, transfer taxes, concessions, repairs and other closing charges.
- Rental Property ROI CalculatorEstimate rental-property cash-on-cash return, total first-year ROI, cap rate and annual cash flow from income, expenses, financing and appreciation assumptions.
- Cap Rate CalculatorCalculate capitalization rate, net operating income and value at a target cap rate using property income and operating expenses.
- Cash Flow CalculatorEstimate monthly and annual rental-property cash flow after vacancy, operating expenses, reserves and debt payments.
- Mortgage Recast CalculatorEstimate a new monthly principal-and-interest payment after a mortgage recast using the remaining balance, lump-sum payment, interest rate and remaining term.
- LRP CalculatorEstimate Livestock Risk Protection insured weight, producer premium and a hypothetical indemnity from user-entered coverage and price values.
- Bilt 2.0 CalculatorEstimate Bilt Cash coverage, rent-payment fees, annual rent points and approximate net reward value under editable Bilt 2.0 assumptions.
- GM Income CalculatorConvert hourly, weekly, biweekly, semimonthly or annual gross pay into comparable estimated monthly and annual income figures.
- Barista FIRE CalculatorEstimate the portfolio needed for Barista FIRE after part-time income covers part of annual retirement spending.
- Roth or 401(k) CalculatorCompare simplified after-tax future values for Roth and traditional 401(k) contributions using current and retirement tax rates.
Related Guides
- How Aircraft Market Value Is Estimated
Learn how aircraft market value is estimated using age, total airframe time, engine condition, avionics, maintenance records and current market demand.
- How an LRP Premium and Indemnity Estimate Works
Learn how to use the LRP Calculator, understand its assumptions and interpret the estimate.
- How Barista FIRE Targets Are Estimated: Semi-Retirement Math
Understand how Barista FIRE calculates the portfolio size needed when combining part-time income with investments — less savings required than full FIRE, with benefits from part-time work.
- How Chapter 13 Payment Estimates Work
Learn how to use the Chapter 13 Calculator, understand its assumptions and interpret the estimate.
- How Guitar Trade-In Value Is Estimated
Learn what affects a guitar trade-in offer, how the Calciro estimate works, and why an in-store appraisal may differ from the calculated result.
- How Indiana Income Tax Is Estimated for 2026
Learn how to use the Indiana Income Calculator, understand its formula and interpret the result.
- How Long Will My Retirement Savings Last?
Learn how to use the Retirement Savings Longevity Calculator, understand its formula and interpret the result.
- How Monthly Gross Income Is Estimated for Auto Finance
Learn how to use the GM Income Calculator, understand its assumptions and interpret the estimate.