About DebtSnowball

Free UK debt tools

DebtSnowball.co.uk provides free, easy-to-use calculators to help people in the UK take control of their debt. There's no sign-up, no paywall, and we never ask for your bank details — every calculation runs entirely in your browser.

What we offer

• Debt Snowball Calculator — pay off smallest balances first for quick, motivating wins.
• Debt Avalanche Calculator — clear highest-interest debts first to pay the least interest.
• Budget Planner — find the spare cash in your monthly budget.
• Ditch Your Fix Calculator — decide whether to leave a fixed mortgage rate early.

You can browse everything by category — debt calculators, budgeting calculators and mortgage calculators — or start from the debt snowball calculator on our homepage.

Our guides

• Debt Snowball Method Guide — how the method works and how to run it by hand.
• Snowball vs Avalanche Guide — motivation against maths, and what the difference costs.
• Budgeting Guide for Debt Payoff — build a budget that frees up a sustainable overpayment.
• All debt payoff guides

Part of CalculatorDashboard

DebtSnowball.co.uk is a sister site to our larger calculator hub, CalculatorDashboard.com. Both are run by the same small team and share the same design system and commitment to free, no-sign-up tools — DebtSnowball simply focuses on debt payoff. Questions or feedback? See our Contact page.

Not financial advice

Our tools are for information and education only and do not constitute financial advice. If you're struggling with debt, free help is available from StepChange, National Debtline, and Citizens Advice. For personal advice, speak to an adviser regulated by the Financial Conduct Authority (FCA).