Mortgage Calculator
Work out repayments, affordability and the effect of rate changes.
Calculate →
Simple money help, without the jargon
Important
Budget Wizard provides educational tools and information, not personal financial advice. For major decisions or serious financial difficulty, consider qualified or free specialist support.
Take control of your finances
Simple tools, clear explanations and better decisions for the money problems that actually affect everyday life.
Budget Wizard helps you understand, plan and improve your finances, whether you're managing bills, saving for a home, dealing with debt or thinking about refinancing.
✓ 100% free tools
✓ No sign up needed
🇬🇧 UK focused
Popular calculators
Important Calculator results are estimates for education and comparison. They are not personal financial advice and may not include every fee, tax rule or lender condition.Get quick answers to your biggest money questions.
Remortgage Calculator
Compare your current deal with a new rate and see what could change.
Calculate →Loan Calculator
Estimate monthly repayments and the total cost of borrowing.
Calculate →Savings Calculator
See how regular saving and interest could build over time.
Calculate →Stamp Duty Calculator
Estimate what property tax may add to the cost of moving.
Calculate →Debt Payoff Calculator
Compare repayment strategies and build a route out of debt.
Calculate →🪄 Why choose Budget Wizard?
Money help that feels useful, not overwhelming.
Easy to understand
No jargon. No judgement. Just clear explanations.
Save time
Get useful answers quickly with calculators and guides.
UK focused
Built around the decisions UK households actually face.
Help for everyone
From first budgets to remortgaging and planning ahead.
Start with the problem
Important Budget Wizard helps you explore options and understand trade-offs. It does not recommend a specific financial product or provide regulated personal advice.Tell us what is happening. We will point you in the right direction.
You do not need to know the name of the calculator or financial term. Start with your situation and explore the most useful tools, guides and next steps.
Mortgage & Refinancing
Rates, remortgaging and what you can afford.
Debt & Loans
Repayment plans and borrowing decisions.
Budgeting & Saving
Make the month work and build a buffer.
Car Finance
Understand monthly cost and total borrowing.
Energy & Bills
Reduce pressure from essential household costs.
