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Finance estimation calculators for payments, debt, paychecks, and planning

Use these calculators for quick estimates and scenario comparisons across debt, loans, housing, savings, paychecks, and planning. Results are informational only and should be checked against official documents or qualified advice for tax, investment, insurance, or legal decisions.

Planning estimatesAssumptions shownScenario comparisonsPaycheck and tax estimates

Browse Finance By Topic

Each topic starts from a common money decision. Use the overview and representative tools to choose the calculator that matches the estimate you need.

Paycheck and tax estimates

Paycheck, withholding, contractor income, and refund estimates

The Tax & Paycheck section helps compare withholding, contractor income, payroll taxes, refunds, and supplemental income. Use these tools as estimates, then verify important tax questions with official forms or a qualified preparer.

Open Tax & Paycheck HubEstimation tools
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Withholding Calculator

Estimate paycheck withholding gaps and extra tax to withhold per pay period

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Net Pay Calculator

Estimate take-home pay after federal taxes, FICA, and common deductions

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1099 Tax Calculator

Estimate taxes and quarterly reserves for 1099 contractor income

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Tax Refund Calculator

Estimate whether your withholding points to a refund or tax bill

Foundational Finance Tools

These top-level tools answer cross-topic finance questions that do not belong to only one subcategory.

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Mortgage Calculator

Calculate monthly mortgage payments with amortization schedule

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Loan Calculator

Calculate loan payments, interest, and amortization for any loan type

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Auto Loan Calculator

Calculate car loan payments with trade-in and sales tax

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Personal Loan Calculator

Calculate personal loan payments and costs

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Boat Loan Calculator

Calculate boat loan payments

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Interest Calculator

Compare simple vs compound interest on one principal

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Payment Calculator

Calculate affordable loan amount based on budget

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Retirement Calculator

Plan your retirement savings and income needs

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Amortization Calculator

Generate detailed loan amortization schedules

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Investment Calculator

Calculate investment growth with regular contributions

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Inflation Calculator

Calculate purchasing power and inflation effects

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Finance Calculator

All-in-one financial calculations (PV, FV, NPV, IRR)

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Income Tax Calculator

Estimate U.S. federal income tax from income and withholding

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Compound Interest Calculator

Project compounding with optional contributions

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Salary Calculator

Convert between annual, monthly, and hourly pay

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Interest Rate Calculator

Calculate interest rates from loan terms

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Sales Tax Calculator

Calculate sales tax and total price

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Estate Tax Calculator

Calculate federal estate tax liability and exemptions

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APR Calculator

Calculate true Annual Percentage Rate including all fees

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FHA Loan Calculator

Estimate FHA mortgage payments with MIP assumptions

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VA Mortgage Calculator

Estimate VA loan payments with funding fee assumptions

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Home Equity Loan Calculator

Calculate home equity loan payments

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HELOC Calculator

Calculate HELOC payments for draw and repayment periods

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Mortgage Payoff Calculator

Calculate how extra payments save on interest

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Marriage Tax Calculator

Calculate marriage tax penalty or bonus

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Depreciation Calculator

Calculate asset depreciation with multiple methods

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Loan Comparison Calculator

Compare up to 4 loans side by side

Finance Calculators For Debt, Taxes, Housing, Savings, and Retirement

Use these finance calculators to compare loan payments, debt payoff options, paycheck withholding, tax reserves, mortgage costs, household budgets, savings growth, investment returns, and retirement scenarios. The goal is simple: keep related money decisions together so you can move from one calculation to the next with the numbers still in context.

Debt payoff calculator, loan payment, and cash-flow planning

If you are weighing a debt payoff calculator, loan calculator, credit card payoff plan, or monthly payment estimate, these tools help you compare repayment options and see how each choice affects day-to-day cash flow.

Tax withholding, paycheck planning, and supplemental income

Tax planning is often a cash-flow problem before it becomes a filing-season problem. These pages help users compare withholding gaps, bonus drag, contractor reserves, payroll taxes, and after-tax take-home pay in one path.

Mortgage costs, rent, utilities, and education budgeting

Housing decisions rarely stop at a mortgage calculator. Rent, utilities, transportation costs, tuition, and family budgets often need to be checked together, especially when you are planning a move, school costs, or a tighter monthly budget.

Savings calculator, investment growth, and retirement planning

A savings calculator can quickly turn into questions about compound interest, investment returns, retirement contributions, and how long a goal will take. These tools help you compare short-term saving with long-range planning.

Recommended Starting Points By Finance Topic

Start with a representative calculator in the closest topic, then compare related tools when the decision needs another estimate.

Credit & Debt Management

Credit Card Payoff Calculator
See all

Calculate credit card payoff time and interest savings

Browse the full credit & debt management topic

Real Estate Tools

Refinance Calculator
See all

Compare refinance payment and break-even assumptions

Browse the full real estate tools topic

Retirement Planning

401(k) Calculator
See all

Plan your 401(k) retirement savings

Browse the full retirement planning topic

Investment Analysis

Average Return Calculator
See all

Calculate investment average returns

Browse the full investment analysis topic

Business & Freelance

Freelance Rate Calculator
See all

Calculate your freelance hourly rate

Browse the full business & freelance topic

Education & Family

Child Support Calculator
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Estimate child support payments

Browse the full education & family topic

More Finance Topics

These sections cover additional business, debt, and education planning tasks when a basic payment or savings calculator is not enough.

Credit & Debt Management

Tools for managing credit cards, loans, and debt payoff strategies

Business & Freelance

Business finance and pricing calculators

Education & Family

College savings and education funding tools

Common finance workflows

Debt, mortgage, paycheck, and savings questions often need two or three estimates. Start with the closest topic, then compare nearby calculators before using the result for a real decision.

How to use this category

Start with the topic that matches the decision you are making, then compare related calculators inside that same topic before branching into another finance area.

What stays private

Finance tools run in the browser, so you can test budget, payment, and savings scenarios without sending sensitive inputs to a server.

Why sources stay visible

When a finance page depends on a formula, public threshold, or method rule, the page shows those references so you can audit the model before using it for a real money decision.

Finance Category FAQ

How do I choose the right finance calculator?

Choose the topic that matches the decision first: debt, housing, paycheck, savings, retirement, or insurance. Then open the calculator that uses the inputs you already have.

Are these results financial advice?

No. They are estimates for comparison and planning. Verify important tax, investment, insurance, or legal decisions with official documents or qualified advice.

When should I start with this page instead of a topic page?

Start here when you are still choosing the money problem family. Use a topic page when you already know you need debt payoff, withholding planning, tuition funding, freelance pricing, or another specific finance workflow.

Why start with a topic instead of one long list?

A topic makes it easier to choose the right calculator and compare nearby estimates without mixing unrelated money questions too early.