Finance Calculators — Calculator Compass

Finance Calculators

401(k) Match Maxing Calculator

Determines the exact contribution needed to capture your full employer 401(k) match and estimates your net cost today plus long-term retirement projection.

Finance

Car Affordability Calculator

Estimates your safe monthly car payment and maximum vehicle budget based on income, debts, down payment, and loan terms.

Finance

Car Payment vs Keep-and-Fix Calculator

Compare the total cost of repairing your current car against replacing it with a financed vehicle over your chosen time horizon.

Finance

Car Payoff vs Finance vs Lease Comparator

Computes total cost-to-own for cash purchase, financing, and leasing to reveal which option saves you the most money.

Finance

Credit Card Pay-Immediately Savings Checker

Estimates whether using a credit card and paying it off immediately beats debit or cash, after accounting for rewards and annual fees.

Finance

Credit Card Payment Strategy Optimizer

Find the smartest way to allocate extra cash across your credit cards to minimize total interest and pay off debt faster.

Finance

Credit Card Points Value Calculator

Find out if your rewards credit card beats the annual fee and which redemption strategy earns you the most value.

Finance

Credit Card Portfolio Fit Scorer

Score your credit card setup against your spending habits and travel style to find the biggest gap holding back your points game.

Finance

Debt Avalanche vs Snowball Planner

Compare the Avalanche and Snowball debt payoff strategies to see which saves more interest and pays off your debts fastest.

Finance

Down Payment Reality Check

See exactly how your down payment affects monthly payments, total interest, and lifetime mortgage cost — so you know if a bigger upfront payment is truly worth it.

Finance

Down Payment Size Advisor

Recommends an optimal down payment amount by balancing PMI elimination, interest savings, and cash-on-hand safety.

Finance

Early Retirement Withdrawal Calculator

Simulates inflation-aware retirement withdrawals to estimate the probability your portfolio survives your chosen horizon.

Finance

House Purchase Affordability Stress Test

Stress-tests your home budget under rate shocks, income dips, and cost surprises to find the safe maximum purchase price you can truly afford.

Finance

Lease vs Buy Break-Even Calculator

Compare the true total cost of leasing versus buying a car over your ownership horizon to find which option saves you money.

Finance

Loan Term Break-Even Tool

Compare monthly payments and total interest across loan terms to find where extending your loan stops being worth it.

Finance

Mortgage Refinance Break-Even Calculator

Calculate exactly when refinancing pays off and whether it's worth it before your planned move-out or payoff date.

Finance

OTD Price vs Monthly Payment Checker

Reveals the true out-the-door cost of a vehicle deal and exposes whether a low monthly payment is hiding an expensive loan.

Finance

Pre-Purchase Inspection Worth-It Calculator

Estimates the maximum you should pay for a pre-purchase inspection based on purchase price, repair risk, and negotiation leverage.

Finance

Project Scope & Cost Estimator

Estimates a realistic project cost band by combining room type, scope level, size, and quality tier.

Finance

Purchase Offer Max Price Calculator

Calculate the maximum safe offer price for a used vehicle after accounting for repairs, taxes, fees, and expected resale value.

Finance

Rent vs Buy Break-Even Calculator

Estimates how many years until buying a home becomes cheaper than renting, accounting for opportunity cost, taxes, maintenance, and selling costs.

Finance

Repair vs Replace Calculator

Decides whether repairing or replacing an item is the smarter financial move based on cost, remaining life, and failure risk.

Finance

Roth vs Traditional 401(k) Break-Even Tool

Find the break-even retirement tax rate where Roth and Traditional 401(k) contributions produce identical lifetime tax costs.

Finance

Toll vs Longer Route Calculator

Compare the real cost of paying a toll versus taking a longer free route by putting a dollar value on your time.

Finance

Total Cost of Ownership Comparison

Compare the true cost of two cars side-by-side across financing, fuel, insurance, maintenance, and depreciation.

Finance

Trade-In vs Private Sale Calculator

Compare your dealer trade-in offer against selling privately after taxes, fees, and the cost of your time.

Finance

Vehicle History Risk Scorer

Score the risk of a used-car history report and get negotiation guidance based on accidents, damage, title markers, and mileage consistency.

Finance

Wait vs Buy Pricing Planner

Estimates whether you should buy now or wait for a better price, balancing expected savings against urgency and sellout risk.

Finance