Six practical calculators for UK households — no sign-up, no payment, no catch. Use them freely.
General guidance only — not regulated financial advice.
Enter your income and costs to see exactly what is left over each month — and where the pressure points are.
Calculate my budget →See when you will be debt-free and how much interest you will pay — then try increasing your payment to see the difference.
Calculate payoff →Enter your target, current savings and monthly contribution to see exactly when you will reach your goal.
Calculate timeline →Find out what a pay rise actually means for your monthly take-home pay after UK tax and National Insurance.
Calculate take-home →List all your subscriptions and see the true monthly and annual cost. Many UK households are paying for services they have forgotten about.
Calculate my subscriptions →Compare household costs across UK regions using ONS data — useful if you are relocating or want regional context for your budget.
Compare regions →Go further with Ask Fin
The free calculators give you snapshots. Ask Fin gives you live tools you can update month to month — a dynamic budget, savings tracker, debt comparison, benefits checker, income expansion and more.
Start for £4.99/month →Cancel anytime. General guidance only.