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Everyday Finance & Math Calculators

Fast, private, and mathematically precise financial tools formatted with US conventions ($ USD, monthly amortization, and compound growth).

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Mortgage & Home Loans

Mortgage Payment Calculator · Auto Loan Calculator

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Compound Interest & ROI Growth

Compound Interest Calculator · ROI & Investment Growth

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Personal Loans & Credit

Personal Loan & PMT Calculator · Credit Card Payoff Calculator

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Retirement & Savings Goals

401(k) Growth Simulator · Savings Goal & Future Value

Mortgage & Home Loans→

USD ($)
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Mortgage Payment Calculator

Estimate monthly mortgage payments including principal, interest amortization, property tax, and home insurance.

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Auto Loan Calculator

Simulate vehicle financing with trade-in value, down payment, sales tax, and monthly loan payment schedules.

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Compound Interest & ROI Growth→

Exponential
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Compound Interest Calculator

Calculate exponential wealth growth with periodic monthly deposits, annual return rates, and flexible compounding frequencies.

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ROI & Investment Growth

Calculate total return on investment, net profit, and compound annual growth rate (CAGR).

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Personal Loans & Credit→

Fixed PMT
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Personal Loan & PMT Calculator

Calculate fixed monthly installment payments, total interest costs, and full amortization schedules for consumer loans.

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Credit Card Payoff Calculator

Calculate the time and total interest to pay off credit card balances under fixed monthly payments.

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Retirement & Savings Goals→

401(k)
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401(k) Growth Simulator

Project retirement growth with employer matching contributions and compound interest.

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Savings Goal & Future Value

Determine exact monthly savings needed to achieve financial milestones with compounding interest.

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