Debt repayment
Debt Snowball vs. Avalanche Calculator
Compare debt snowball and avalanche with a fixed monthly budget. See payoff time, interest costs and a month-by-month balance schedule for up to 10 debts.
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Financial decisions.
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Free calculators for debt, home loans and self-employed tax planning. Explore scenarios, see the assumptions and take a useful summary into your next conversation.
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Business taxes
LLC vs. S-Corp Tax Savings Calculator
Estimate self-employment versus S-Corp payroll taxes for 2025 or 2026, including wage caps, Additional Medicare and extra annual costs. Clearly stated limits.
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Home Office Deduction Calculator
Estimate the simplified home-office deduction and allocate actual home expenses. Includes partial-year use, income limits and clear Form 8829 limitations.
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Mortgage Calculator with PMI and Extra Payments
Estimate a fixed-rate mortgage payment with taxes, insurance, HOA and PMI. Compare extra payments, interest saved and monthly amortization schedules.
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Compare, don’t guess
See alternatives using the same inputs. Change a payment, expense or salary to explore the difference.
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Read the formula, model scope and primary sources. A calculator cannot replace a lender quote or a complete tax review.
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