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Financial calculators, planning guides, and decision support for mortgages, debt, car finance, pay, and retirement.

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💸 Financial Calculators

Financial calculators for real-life money decisions

Start with mortgage, debt, car finance, pay, and retirement tools. Generic legacy utilities still exist, but they now sit behind the main finance experience.

Financial categoriesBusinessCareerCreditFinanceInsuranceReal Estate

Core financial calculators

Use the main decision tools first, then open dedicated pages for deeper scenario planning.

🏦 Mortgage Overpayment Calculator

Real Estate

See how extra monthly or one-time mortgage payments change your payoff date and interest cost.

See how extra mortgage payments can shorten your term and cut interest.

  • • New payoff date
  • • Time saved
  • • Interest saved
Open dedicated page

🧾 Mortgage Escrow Calculator

Real Estate

Estimate the monthly escrow portion of a mortgage payment from property taxes and insurance.

Estimate the monthly escrow portion of a mortgage payment from taxes and insurance.

  • • Property tax
  • • Insurance estimate
  • • Monthly escrow total
Open dedicated page

🏘️ Rent vs Buy Calculator

Real Estate

Compare the total cost of renting versus buying a home over time, including equity and appreciation.

Compare the long-term cost of renting versus buying a home.

  • • Net cost comparison
  • • Break-even year
  • • Appreciation model
Open dedicated page

🏡 Home Affordability Calculator

Real Estate

Calculate how much home you can afford based on your income, debts, and down payment using standard lending rules.

Find out how much home you can afford based on income and debts.

  • • 28/43 DTI rules
  • • Max loan estimate
  • • Income-based limit
Open dedicated page

🔑 Closing Cost Calculator

Real Estate

Estimate home closing costs with an itemised breakdown for buyers and sellers.

Estimate buyer or seller closing costs with a full itemised breakdown.

  • • Itemised breakdown
  • • Buyer & seller modes
  • • % of home price
Open dedicated page

How to use Countfield tools

Start with the main financial calculator for your decision, then move into related guides and adjacent tools to compare outcomes.

Legacy utility pages still exist, but they are intentionally demoted beneath the mortgage, debt, car finance, salary, tax, and retirement planning experience.