Welcome β 50 free financial tools, no signup
Use this suite to get clear answers before you make a money decision. Open any card, enter the figures you already know, and see the estimate on the spot β emergency funds, take-home pay, mortgages, investing, pensions are included. These calculators can be used by US and throughout the world, with some UK specific calculators with UK tax estimations also being present. Nothing to install and no account required; your theme preference and your own financial data always remains with you, being stored in your own browser and device, never being transmitted to our servers.
Check out the how to use quick guide at the bottom of the page, or just dive straight into using each calculator of interest (each has a more detailed how to use guide at the bottom of its page).
What is coming next
More calculators are on the way, together with an interactive how-to guide that walks you through the tools that matter at every stage of life β first job and first home, growing a family, building wealth, and planning retirement (including FIRE). The aim is a simple path you can follow, not a pile of pages to hunt through.
We promise that our core financial calculators will always remain free for you to use, even as our financial suite evolves with extra paid-for functionality and benefits. So bookmark our page, and make sure you use these tools every week to guide you to a successful financial future.
Tell us what to build
Ideas, missing calculators and bug reports help set the roadmap. For example, do you wish the UK specific calculators to also be built for other regions and countries? Send feedback and new-functionality requests to financialplanningsuite@personalfinances.me β every message is read.
Budget & Savings Calculators
π° Emergency Fund Calculator
How large an emergency fund you should aim for? And how long will it take you to save it?
Launch Tool βπ° Savings Goal Calculator
Find the monthly contribution needed to hit your target by a specific date.
Launch Tool βπ° Rule of 72 Calculator
"How long to double my money?"
Launch Tool βπ° Inflation Adjusted Income Calculator
"What salary do I need in X years to match today's lifestyle?"
Launch Tool βπ° 50/30/20 (and 60/20/20) Budget Calculator
Split take-home pay into needs, wants and savings, then see where you overspend.
Launch Tool βπ° Net Worth Calculator (UK Specific)
Add up ISAs, pensions, property and debts to see what you are actually worth.
Launch Tool βπ° Sinking Funds Planner
Break big irregular costs (car, Christmas, boiler) into a monthly savings plan.
Launch Tool βπ° Savings Rate Calculator
What percentage of take-home you save β and how that changes your path to independence.
Launch Tool βπ° True Cost of Habits Calculator
What a daily spend is really worth if you invested it for 10, 20 or 30 years.
Launch Tool βπ° Subscription Audit Calculator (UK Specific)
Total up recurring subs and see the annual cost β plus the ISA contributions they could have been.
Launch Tool βIncome & Pay Calculators (UK Specific)
π΅ Take Home Pay Calculator
See your net salary after Income Tax, National Insurance, pension and student loan.
Launch Tool βπ΅ Required Salary Calculator
Work backwards from the take-home you want to the gross salary you need.
Launch Tool βπ΅ Bonus & Overtime Tax Calculator
What tax, NI and student loan you pay on the next Β£1 of extra earnings.
Launch Tool βπ΅ High Income Child Benefit Charge Calculator
How much Child Benefit you lose above Β£60k β and the pension payment that stops the charge.
Launch Tool βLoans & Debt Calculators
π Mortgage Affordability Calculator
How much you can borrow and what house price that supports, based on income, debts and deposit.
Launch Tool βπ House Poor Risk Calculator
Whether a mortgage would swallow too much of your take-home after bills and maintenance.
Launch Tool βπ Mortgage Repayment Calculator
Monthly payments, total interest, amortization schedule.
Launch Tool βπ Mortgage Overpayment Calculator
Work out the right overpayment strategy to reduce the time to repay your mortgage.
Launch Tool βπ Remortgage Break-Even Calculator
When a new rate and fees beat your current deal β and how much you save over the term.
Launch Tool βπ Credit Card Payoff Calculator
Time to become debt-free with different monthly payment amounts.
Launch Tool βπ Snowball vs Avalanche Repayment Calculator
Calculate time to debt free for all your various debts, comparing Snowball vs Avalanche vs Hybrid repayment strategies.
Launch Tool βπ Debt-to-Income (DTI) Ratio Calculator
Lending eligibility checker (crucial for mortgage/applications).
Launch Tool βπ Student Loan Payoff Calculator
Snowball vs avalanche method comparison.
Launch Tool βπ Personal Loan & Car Finance Calculator
Monthly payments, total interest and the real cost of a personal loan or PCP/HP deal.
Launch Tool βInvesting & Tax Wrapper Calculators
π Compound Growth Calculator
Visualize investment growth over time. Uses the Rule of 72 and detailed yearly breakdowns.
Launch Tool βπ Dividend Reinvestment (DRIP) Calculator
Future value of a stock portfolio with reinvested dividends.
Launch Tool βπ ISA Growth & Allowance Tracker (UK Specific)
Project Cash or Stocks & Shares ISA growth and how much of this yearβs Β£20k allowance is left.
Launch Tool βπ ISA vs Pension Calculator (UK Specific)
Same surplus pound: which leaves you better off after tax relief, the 25% lump sum and withdrawals?
Launch Tool βπ Investment Fee Drag Calculator
How a 0.2% vs 1% fund fee compounds into tens of thousands over decades.
Launch Tool βπ DCA vs Lump Sum Calculator
Compare drip-feeding monthly contributions with investing a lump sum on day one.
Launch Tool βMajor Life Decisions
π‘ Mortgage Affordability Calculator
How much you can borrow and what house price that supports, based on income, debts and deposit.
Launch Tool βπ‘ Rent vs Buy Calculator
Long-term cost comparison over 5/10/30 years.
Launch Tool βπ‘ Car Leasing vs Buying Calculator
Total cost of ownership comparison.
Launch Tool βπ‘ Car Depreciation Calculator
Future value of a vehicle by year.
Launch Tool βπ‘ Moving Cost Estimator (UK Specific)
Stamp duty, solicitor fees, survey costs for house purchases.
Launch Tool βπ‘ UK Stamp Duty (SDLT / LBTT / LTT) Calculator (UK Specific)
Calculate stamp duty as part of your house purchase planning.
Launch Tool βπ‘ Cost of Living / City Move Calculator (UK Specific)
Compare rent, council tax and commute costs before you relocate.
Launch Tool βπ‘ Life Insurance Needs Calculator
Cover needed to clear debts, replace income and fund the mortgage and childrenβs education.
Launch Tool βπ‘ Buy-to-Let Yield Calculator (UK Specific)
Gross and net yield, stress-rate coverage and extra stamp duty on a rental purchase.
Launch Tool βF.I.R.E., Pensions & Retirement Calculators
ποΈ Pension Withdrawal Calculator
Plan your retirement drawdown. Estimate how long your balance will last based on withdrawal amounts and frequency.
Launch Tool βποΈ Retirement Age Calculator
"When can I retire?" based on current savings rate & target income.
Launch Tool βποΈ Inflation Impact Calculator
"What will Β£X be worth in 10/20 years?" β powerful for showing compound loss.
Launch Tool βποΈ FIRE Number & Coast FIRE Calculator
Your FI target, years to independence, and the age you can stop contributing and let compounding finish.
Launch Tool βποΈ Salary Sacrifice / Pension Contribution Optimiser (UK Specific)
Extra pension vs the real drop in take-home β including NI, student loan and the Β£100k tax trap.
Launch Tool βποΈ State Pension Forecast & Gap Calculator (UK Specific)
Full new State Pension, missing qualifying years, and how much private pension you still need.
Launch Tool βBusiness & Self-Employment Calculators (UK Specific)
π’ Tax Efficiency Planner for UK Limited Company Directors
Annual income split optimiser for limited company directors. Calculate PAYE, NI, and Corporation Tax impact.
Launch Tool βπ’ Freelance/Sole Trader Tax Calculator
Income tax + NICs on self-employment income.
Launch Tool βπ’ VAT Registration Threshold Tracker
"How much more until I need to register for VAT?" β perfect for freelancers/small biz.
Launch Tool βPersonal Taxes & Allowances Calculators (UK Specific)
ποΈ Dividend Income Tax Calculator
Tax liability on dividends after personal allowance + dividend allowance.
Launch Tool βποΈ Capital Gains Tax (CGT) Calculator
Estimate tax liability on selling assets such as crypto etc.
Launch Tool βποΈ Inheritance Tax Estimator
Estimate IHT using the nil-rate band, residence band and gifts made in the last seven years.
Launch Tool β