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Calculators

Calculators by Koody is a collection of beautifully designed personal finance calculators for the intelligent budgeter, saver, and investor.

Loans and Mortgages Trading and Investing Saving Budgeting Taxes

Loans and Mortgages

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Mortgage Calculator

Use our mortgage calculator to estimate monthly payments, compare loan options, and plan your budget. Get accurate, quick calculations for any mortgage type.

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Interest-Only Mortgage Calculator

Calculate your interest-only mortgage payments with our free online calculator. Understand the risks and benefits. Get detailed breakdowns and print results.

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Loan Calculator

Calculate your loan repayments with our personal loan calculator. Enter loan amount, term, and interest rate to get instant estimates for monthly payments and costs.

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Amortization Calculator

Use our free amortization calculator to estimate monthly loan payments, view detailed repayment schedules, and understand principal and interest breakdowns.

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Trading and Investing

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Compound Interest Calculator

Our Compound Interest Calculator is designed for people looking to understand how their savings and investments might grow over a period of time.

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Forex Compounding Calculator

Our Forex Compounding Calculator is designed to help you forecast and visualise how the gains or losses on your forex trades could compound over a period of time.

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Saving

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ISA Calculator

Use our ISA calculator to project the growth of your savings with compounding interest. Effortlessly estimate future balances by inputting your starting balance, contributions, and interest rate.

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Savings Calculator

Our Savings Calculator is designed for people who wish to understand, calculate, and visualise how their savings might grow over time.

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Budgeting

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50/30/20 Budget Calculator

Use our 50/30/20 budget calculator to manage your finances. Divide your income into needs, wants, and savings for a balanced financial plan.

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Emergency Fund Calculator

Use our emergency fund calculator to determine the savings you need to cover three to six months of expenses. Start building your financial safety net today!

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Net Worth Calculator

Calculate your net worth by entering your assets and liabilities. Use our net worth calculator to get a clear picture of your financial health.

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Taxes

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VAT Calculator

Use our online VAT Calculator to effortlessly add or reverse VAT at the standard, reduced, or custom rates for any purchase in the UK.

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