Finance calculators
Explore savings, loan payments, budgets and conversions with explicit entered rates and assumptions.
Compound interest and CD calculator
Project savings using nominal rates or APY, monthly deposits and an explicit compounding convention.
Loan and vehicle payment calculator
Calculate fixed monthly payments and an amortization schedule, including vehicle trade-in and extra payments.
Tip and bill split calculator
Calculate tips before or after tax and split the total exactly to the cent.
Home purchase budget worksheet
Explore a purchase-price scenario from entered debt caps, ownership costs, rate and down payment.
Inflation and present value calculator
Adjust an amount using entered price indices or a constant annual growth or discount rate.
Currency conversion with an entered rate
Convert currencies using your dated quote and explicit percentage and fixed fees.
Budget at completion and earned value
Sum the approved baseline and compare cost, schedule and remaining-work forecasts with explicit assumptions.
2025–2026 owner IRA RMD estimate
Estimate 2025–2026 owner IRA minimum distributions using IRS Tables II/III, prior-year balance and applicable ages.
