Debt Consolidation Calculator
Add every balance you are carrying, then see what one consolidated repayment would look like against what you are paying now.
Indicative only · not an offer of credit
A starting assumption only, not a rate we are quoting. Change it to whatever you want to test.
Longer terms cut the monthly repayment and raise the total interest. Move the slider and watch both numbers.
One monthly repayment
$987
$122,500 across 4 debts, consolidated over 20 years.
- Repayments today
- $3,030
- Monthly change
- $2,043 lower
- Total balance consolidated
- $122,500
- Weighted average rate now
- 12.58%
- Consolidated rate you entered
- 7.50%
- Current path clears in
- 9 years 5 months
- Consolidated loan clears in
- 20 years
Each month
Interest, all up
Lower each month. More in total.
Spreading $122,500 across 20 years brings the repayment down, but it stretches short-term debt over a long term. On these figures you would pay roughly $66,063 more interest over the life of the loan than on your current path.
That can still be the right call when cash flow is the emergency and the alternative is a garnishee or a wind-up. It is not free, and you should hear that from us before you hear it from anyone else. A shorter term, or paying it down hard once the pressure lifts, is how you get the breathing room without the full bill.
Bring these figures to us. We will tell you which of them a lender will actually accept, what it would take to get there, and whether consolidating is the right move at all.
Talk it through with a brokerAssumptions
- Every rate shown is a figure you typed, including the four illustrative starting rows. Nothing here is a current rate, a comparison rate or a lender's product.
- The consolidated loan is treated as principal and interest at a fixed rate over the term you chose, with equal monthly repayments and no redraw, offset or repayment holiday.
- Your current debts are assumed to run at exactly the repayment you entered, at a fixed rate, with no new spending on any card, overdraft or buy-now-pay-later account.
- Total interest on the current path is the sum of what each debt would cost to clear at today's repayment. Where a repayment does not cover the interest, that balance is counted at interest-only over the consolidated term, so the figure is a floor rather than the true cost.
- No fees are included: no establishment, valuation, legal, discharge, break or ongoing fees, no lender's mortgage insurance and no broker fee. A real quote includes all of them.
- Nothing here models an ATO general interest charge remission, a payment plan variation, or the tax treatment of any interest you pay. Those are questions for your registered tax agent.
- Results are rounded. Interest is calculated monthly, so a lender using daily accrual will land on a slightly different number.
How to read the result
The calculator does one job. It adds up every debt you have entered, works out what those balances cost you each month at their current rates, and sets that against a single loan at a single rate over a single term. Nothing more clever than that is happening behind the screen.
The three figures worth your attention
- The monthly difference. What you currently pay across every debt, against one consolidated repayment.
- The total interest over the full term. This is the honest number, and it often moves in the opposite direction to the monthly one.
- The date the loan clears. A consolidated loan on a longer term finishes later, even when it feels cheaper today.
Most people read the monthly difference and stop there. Read all three together. A result that cuts your monthly outgoings sharply and raises your lifetime interest can still be the right decision if cash flow is the thing breaking you. It should be a decision you make deliberately, not one you back into.
If the monthly figure barely moves, that is useful information too. It usually means the problem is the size of the debt rather than the shape of it, and a different conversation is needed.
What the calculator assumes
Every calculator is a model, and a model is a set of assumptions written out in arithmetic. These are ours, stated plainly so you can judge how far to trust the output.
- Rates hold steady for the whole term. Variable rates move. A twenty-five-year projection built on one rate is a straight line drawn through weather.
- Every repayment is made on time and in full, and no month is missed.
- No new debt is added. If the cards return to their old balances after consolidation, the model is describing a situation that no longer exists.
- Interest is calculated on the reducing balance and charged monthly. That is the common structure, not the only one.
- A revolving balance such as a credit card is treated as a fixed amount rather than one that keeps turning over.
- Fees are zero unless you type them in.
None of that makes the result useless. It makes it a starting point you should stress-test. Run it again at a rate a percentage point or two higher than the one you expect and see whether the plan still holds. If it only works at the best possible rate, it is not a plan yet.
What this calculator does not account for
Consolidation has costs that sit outside the repayment comparison. They do not usually change the direction of the answer, but they change the size of it, and a few of them surprise people at settlement.
- Application and establishment fees on the new loan.
- Valuation fees, legal and settlement costs.
- Discharge fees on the loans being paid out, and break costs where a loan is on a fixed rate.
- Lenders mortgage insurance, if the new loan takes you past a lender's loan-to-value threshold.
- Ongoing account or package fees on the new facility.
- Mortgage registration and other government charges.
- Any difference between your statement balance and the actual payout figure.
That last one catches people. The balance printed on a statement is rarely the payout figure. Interest accrues to the settlement date, and some lenders add an early termination amount on top. Ask every creditor for a written payout quote to a nominated date before you treat any total as final.
The tool also takes no view on tax. Whether interest on a consolidated loan is deductible depends on what the borrowed money was used for and on your own circumstances. That is a question for a registered tax agent, not for a calculator and not for a broker.
Where a lender's assessment differs
A calculator asks what the repayment would be. A lender asks whether you can carry it. Those are different questions and they produce different answers.
- Servicing is tested above the actual rate. Lenders add an assessment buffer, so the repayment they test against your income is higher than the one you would pay.
- Living expenses are floored. What you declare is compared against a benchmark, and the higher of the two generally wins.
- Every existing commitment counts, including limits you do not use. An undrawn credit card limit is usually assessed as though it were fully drawn.
- Income has to be verifiable in the form that lender accepts: payslips, tax returns, notices of assessment, BAS lodgements or accountant-prepared figures.
- The security is valued by the lender's valuer, not by you, and the loan-to-value ratio is worked out from that figure.
- Credit file conduct matters. Arrears, defaults and a cluster of recent enquiries change which lenders will look at the file at all.
This is why two people with identical calculator inputs can get different answers. It is also most of the reason a broker is worth having. Knowing which lender treats which part of a file kindly, and in what order to approach them, changes outcomes more than any single number does.
The trade-off, weighed honestly
Consolidation buys breathing room. It usually pays for that room with time. A three-year personal loan folded into a twenty-five-year mortgage costs less every month and more in total, because interest is charged for far more months.
| What usually improves | What usually gets worse |
|---|---|
| One repayment on one date instead of six | A longer term means more months of interest |
| Monthly cash flow, often materially | Short-term debt becomes long-term debt |
| The average interest rate across the balances | Unsecured debt becomes secured against property |
| Fewer chances to miss a payment and mark your credit file | Upfront fees are paid to set the new facility up |
Turning unsecured debt into secured debt is the part people skim past. A card provider has limited recourse. A mortgagee has your house. That does not make consolidation wrong, and for most of the businesses we work with it is the sane move. It does make it a decision that deserves a proper conversation rather than a click.
There is also a version of this where the arithmetic does not work. If the plan only balances by stretching the term to its limit and you are still short every month, consolidation is not the right tool. In that case the honest next step is advice from your accountant, or from a registered insolvency practitioner where the business is genuinely unable to pay its debts as they fall due. We will tell you when we think that is where you are.
What to do next
- 01
Write the list down properly
Every balance, every rate, every minimum repayment, every lender. From statements, not from memory. Half the value of this exercise is seeing the whole list on one page for the first time.
- 02
Get written payout figures
Ask each creditor for a payout quote to a nominated date. That is the number a lender funds at settlement, and it is often not the number on the statement.
- 03
Work out what security you have
A recent rates notice and a realistic sense of what the property is worth is enough to start the conversation. The lender's valuer sets the figure that counts.
- 04
Bring it to a broker
More than forty lenders sit on our panel and they do not assess a file the same way. Which one sees it first changes the outcome more than most people expect.
A first conversation costs nothing and commits you to nothing. If consolidation is not the answer for you, we would rather say so early than take you through an application that was never going to land.
FAQ
Questions people actually ask
If yours is not here, ask it. We would rather answer the awkward one early than have you find out later.
1300 015 267- Is the result from this calculator an offer of credit? +
- No. It is indicative only. It is not a quote, not an approval and not a guarantee that any lender will fund the amount shown. Actual figures depend on a lender assessing your income, your credit file and the security offered.
- Why is my total interest higher when my monthly repayment is lower? +
- Because the term is longer. A lower rate over a much longer period can still cost more in total, since interest is charged for more months. Read the monthly figure and the lifetime figure together, then decide which one your situation needs you to solve first.
- Can I include ATO or business tax debt in a consolidation? +
- Often, yes. Tax debt is one of the balances we most commonly refinance, usually into a loan secured against property. Lenders differ widely in how they treat it, and up-to-date lodgements make the file far easier to place.
- Do I need to own property to consolidate debt? +
- Not always, but property changes the options considerably. Without security, the available structures are narrower and generally priced higher. With equity in a property, a refinance is usually the cleanest route.
- Will consolidating debt affect my credit file? +
- Applying for credit is recorded on your file, and closing older accounts changes its shape. On the other hand, replacing several repayments you are struggling to meet with one you can meet tends to help conduct over time. Nobody can promise you a score outcome.
- What fees should I expect? +
- Typically an application or establishment fee, a valuation, legal and settlement costs, discharge fees on the loans being paid out, mortgage registration charges and, on fixed loans, possible break costs. We set them out in writing before you commit to anything.
- How accurate is the number the calculator produces? +
- It is arithmetically correct for the inputs you gave it. Its accuracy as a forecast depends entirely on whether those inputs hold, and on the assumptions listed above. Treat it as a starting point for a conversation, not a conclusion.
- What happens if the numbers do not work? +
- We say so. Sometimes the answer is a different structure, a different lender or a staged approach. Sometimes the honest answer is that the business needs advice from an accountant or an insolvency practitioner before finance is the right question.
- Can I use this if I am self-employed? +
- Yes, and it is worth also running the borrowing power calculator. Self-employed income is assessed differently from a salary, and the way your accountant presents the last two years of figures can change what a lender will do.
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Credentials
- Credit Representative 554029
- ABN 20 672 801 651
- FBAA member
- AFCA external dispute resolution
Services
Where this applies
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Read moreConsolidate Multiple Loans
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Read moreUnsecured Debt Consolidation
Bring unsecured balances into one loan, secured or unsecured. WeL’nd explains what each structure costs over t
Read moreDebt Consolidation Home Loan
Roll credit cards, personal loans and tax debt into your mortgage. How equity, LVR and lender policy really wo
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Reading
Understand the mechanism
Debt Consolidation Explained
One loan pays out several others, and you are left with a single balance and a single repayment. Here is the mechanism, the arithmetic, and the point at which it stops being a good idea.
Read moreSecured vs Unsecured Debt Consolidation
Security is simply what a lender can take if you stop paying. That one decision drives the cost, the term, the speed and the risk of a consolidation.
Read moreWhen Debt Consolidation Is a Bad Idea
Consolidation is a good tool used in the wrong situations more often than most brokers will admit. Here are the cases where it costs more than it saves, and what to do instead.
Read moreWhat Documents Lenders Ask For
Every document on a lender’s list is answering a question about you. Knowing which question each one answers makes the list shorter to gather and far less irritating.
Read more
A calculator cannot see your whole file.
It works from what you typed. We work from what a lender will actually assess — and we would rather tell you the real answer early.
Or call us
1300 015 267Monday – Friday, 09:00 to 17:30

“Tell me the number. I have almost certainly seen worse.”
Dave Pham · Head Broker