Financial Calculators
Interactive tools to help you understand UK tax, debt, savings and retirement. All figures are estimates based on 2026/27 tax rules.
Salary & Take-Home Pay
See how Income Tax, NI and pension contributions affect your take-home pay.
Gross Earnings Required
Find out how much you need to earn before tax to afford a purchase or repayment.
Debt & Credit Card Repayment
Calculate monthly payments, total interest and time to become debt-free.
Mortgage Repayment
Estimate monthly mortgage payments and total interest over the term.
PCP vs Owning a Car
Compare PCP finance against buying a car outright or with a personal loan.
Compound Interest
See how savings and investments grow over time with compound interest.
Pension & SIPP Growth
Project your pension fund value and see the effect of tax relief and charges.
Retirement Income
Estimate your total retirement income from all sources and check for shortfalls.
Salary vs Dividends
Compare taking money out of a limited company via salary, dividends, or both.
Sole Trader Profit & Tax
Calculate sole trader profit, Income Tax, National Insurance and net income.
All calculators use 2026/27 UK tax rules and are for educational purposes only. They do not constitute financial advice. Actual amounts will depend on your individual circumstances. Always verify current rates with HMRC or a qualified adviser.