Treat debt repayment as a funded commitment at the top of the month, not as leftover money. In Budget Fury a debt is a goal with a target amount and a payoff date — the contribution is reserved before spending money is allocated, and the goal shows the months remaining until it is clear.
Snowball or avalanche?
Two methods, endlessly argued about, and the argument is mostly beside the point.
Avalanche — pay minimums on everything, throw all spare money at the highest interest rate first. Mathematically optimal. Costs you the least money.
Snowball — pay minimums on everything, throw all spare money at the smallest balance first. Costs slightly more in interest. Clears an entire debt sooner, which is the part that matters.
The honest answer is that avalanche wins on a spreadsheet and snowball wins more often in real life, because a plan you abandon in month four has an effective interest saving of zero. If your debts are close in rate, take snowball. If one debt is at 29% and the rest at 6%, take avalanche — the gap is too large to ignore. And if you have several small debts and no momentum, take snowball and stop optimising.
The thing both methods share, and the thing that actually determines whether you finish: when one debt clears, its payment rolls into the next one. That is what makes either plan accelerate. Losing that rollover into general spending is the most common way a debt plan quietly stops working.
Should you save while paying off debt?
Yes — a small buffer, first, before you accelerate repayment. This is counter-intuitive and it is the difference between clearing debt and cycling through it.
With zero savings, the next unexpected expense goes on the card. You are then repaying a balance that keeps being topped up, which feels like failure and is actually just arithmetic. A modest emergency buffer — enough for one realistic surprise — breaks that loop. Build it, then attack the debt properly.
The same logic applies to the predictable irregular costs. Sinking funds for car maintenance and insurance are not a distraction from debt repayment; they are what stops the debt growing back in March.
Minimum payments are a need. The extra is progress.
A useful bit of bookkeeping that changes how the plan feels: split every debt into two things.
The minimum payment is a fixed expense. You have no discretion about it. It sits with rent and insurance, gets projected forward, and never appears in a discussion about what you can afford this month.
The extra is the goal. It is the part you decided on, the part that changes the payoff date, and — in 50/30/20 terms — the part that counts inside your 20%.
Separating them stops the two most common distortions: treating the whole payment as discretionary and skipping it in a hard month, or treating the whole payment as fixed and never asking whether the extra could be larger.
Getting the payoff date to be real
"I'm paying off my credit card" is a sentiment. "$1,000 balance, $167 a month, clear in June" is a plan, and the difference in follow-through is enormous — partly because a date makes trade-offs concrete. Cutting the eating-out envelope by $50 stops being self-denial and becomes "seven weeks earlier", which is a much easier sell to yourself at 8pm on a Friday.
It also makes the rollover automatic to plan: when this debt clears in June, its $167 has a destination on the 1st of July, and you can see in the twelve-month forecast exactly what that does to the next one.
Set up a debt payoff plan in Budget Fury
- List every debt with its balance and rate
Balance, minimum payment, interest rate, for each one. You need all three to choose a method, and most people have never seen them side by side.
- Put the minimum payments in as fixed expenses
Add each minimum under Fixed expenses with a monthly recurrence. They are now projected forward twelve months and are out of the discretionary conversation entirely.
- Make the target debt a goal
In Goals, add the debt you are attacking first — smallest balance for snowball, highest rate for avalanche — with the balance as the target and a realistic payoff date. Budget Fury works out the monthly contribution and reserves it at the top of the month.
- Build a small buffer goal alongside it
Add a second goal for an emergency buffer, even a modest one. Without it, the next surprise goes back on the card and the plan restarts. Fund it first, then push everything else at the debt.
- Squeeze the envelopes, and watch the date move
Adjust your Expense Envelope limits and move the difference into the debt goal. The months-remaining figure on the goal updates, which turns an abstract sacrifice into a visible number of weeks saved.
- Roll the payment over the moment a debt clears
When a goal completes, immediately add its contribution to the next debt goal. This is the entire engine of both snowball and avalanche — and the Year Forecast shows you what the acceleration does to the rest of the year.
Common questions
Does Budget Fury have a dedicated debt snowball tool?
Not a separate calculator — debts are goals, with a target amount, a date and a monthly contribution. That is deliberate: it means the repayment is funded out of the same monthly budget as everything else, rather than living in a tracker that has no connection to what you can actually afford.
Should I pay off debt or save first?
Build a small emergency buffer first, then attack the debt hard. Without any buffer, the next unexpected expense goes on the card and you repay the same money twice. After the buffer, extra repayment almost always beats extra saving on interest alone.
Snowball or avalanche — which should I pick?
Avalanche if one debt has a much higher rate than the others; the saving is too big to give up. Snowball if the rates are similar or you have struggled to stick with a plan before — clearing a whole debt early is what keeps people going.
How do I stop the money reappearing as spending when a debt clears?
Assign it the same day. The rollover is the mechanism that makes both methods accelerate; if it is not committed to the next goal within a month, it silently becomes lifestyle.
A payoff date you can watch move
Debts as funded goals with real dates, minimums as fixed expenses, and a forecast that shows what each extra payment buys you. Free on iPhone, iPad and Mac.