238 calculators, eleven disciplines
Every tool runs on transparent, professional-grade financial math. Pick a discipline to dive in.
Mortgage Calculators
Run the numbers on home loans — payments, refinancing, points, ARMs and the rent-versus-buy question.
- 15 vs. 30 Year Mortgage
- 20 vs. 30 Year Mortgage
- Adjustable Rate Mortgage Calculator
- APR Calculator for Adjustable Rate Mortgages
Auto Calculators
Price a vehicle the smart way: loan payments, rebates versus low-interest financing, leasing and early payoff.
- Auto Loan Early Payoff Calculator
- Auto Rebate vs. Low Interest Financing Calculator
- Auto Refinance Interest Savings Calculator
- Biweekly Payments for an Auto Loan Calculator
Loan Calculators
Amortizing loans, balloon notes, lines of credit and commercial financing — modelled to the dollar.
- 365/360 Loan Calculator
- Alternative Payment Frequencies
- Amortizing Loan Calculator
- Balloon Loan Calculator
Credit Cards & Debt
Pay down balances faster with snowball and avalanche strategies, consolidation and payoff planning.
- Accelerated Debt Payoff Calculator
- Consolidation Loan Investment Calculator
- Cost-of-Debt Calculator
- Credit Card Minimum Payment Calculator
Savings Calculators
Grow what you keep: compound savings, CD ladders, emergency funds and goal-based plans.
- Benefit of Spending Less Calculator
- CD Ladder Calculator
- Certificate of Deposit Calculator
- College Savings Calculator
Investment Calculators
Project returns, compare fees, weigh taxable versus tax-deferred and find your asset allocation.
- Annual Rate of Return Calculator
- Annual Stock Option Grants
- Asset Allocation Calculator
- Compare Investment Fees
Retirement & Planning
401(k), Roth, IRA, RMDs and full retirement projections — the deepest set in the library.
- 401(k) Calculator
- 401(k) Contribution Effects on Your Paycheck Calculator
- 401(k) Savings with Profit Sharing
- 401(k) Spend It or Save It Calculator
Tax Calculators
Estimate federal tax, marginal rates, self-employment tax and the savings from deductions.
- 1040 Tax Calculator (Tax Year 2017)
- 1040 Tax Calculator (Tax Year 2016)
- 1040 Tax Calculator (Tax Year 2015)
- 1040 Tax Calculator (Tax Year 2014)
Insurance Calculators
Size your coverage: human life value, disability, long-term care and comprehensive life analysis.
- Comprehensive Life Insurance Analysis
- Disability Insurance
- Fixed Annuity Calculator
- Health Savings Account (HSA) Contribution Calculator
Business Calculators
Break-even, cash flow, working capital, valuation and buy-versus-lease for operators and owners.
- Breakeven Analysis Calculator
- Business Debt Consolidation Calculator
- Business Valuation - Discounted Cash Flow Calculator
- Cash Flow Calculator
Personal Finance
Net worth, budgets, debt-to-income and the everyday math of a healthier financial life.
- Basic Calculator
- Basic Financial Calculator
- Checkbook Balancer
- Credit Assessment