Money

Monthly payments, interest, tax and insurance, with saved scenarios.

Compare vehicle payments with down payment, trade-in and sales tax.

See a fixed-rate loan's monthly payment, total interest and repayment schedule.

Solve monthly payment, affordable principal or repayment term.

See a monthly schedule and compare payoff with extra payments.

Infer a nonnegative fixed rate from principal, payments and term.

Compare housing costs and ending wealth under explicit growth assumptions.

Estimate depreciation, rent charge, tax and upfront costs.

Calculate interest and the final balance from a principal, rate and term.

Explore how savings grow with compounding and monthly contributions.

Find the monthly contribution or time needed to reach a savings goal.

Estimate fixed-deposit or CD maturity using your entered rate.

Model regular monthly investments with an assumed annual return.

Project withdrawals, balances and possible depletion over time.

Compare growth scenarios after entered fees and inflation.

Model saving to retirement and subsequent fixed withdrawals.

Compare purchasing power using a fixed historical BLS CPI-U snapshot.

Calculate time value of money, NPV and a bounded IRR.

Estimate metal value from weight, purity and your entered gold price.

Convert gross pay between hourly, weekly, monthly and annual amounts.

Distinguish profit margin from markup and solve a target selling price.

Find the sales needed to cover fixed and variable costs.

Turn income and business costs into a billable hourly or day rate.

Compare recurring plans in monthly and annual terms.

Add or remove your entered tax rate across a set of line items.

Estimate ordinary federal income tax with explicit deductions and nonrefundable credits.