
How a mortgage broker can help you refinance your home loan

Thinking of refinancing? You’re not alone. The high cost of living has got many borrowers rethinking their home loan rates, features, and commitments, and seeking better options.
But while refinancing may feel like a daunting task, you could have an unexpected ally: a mortgage broker. Acting as a go-between for lenders and borrowers, a mortgage broker can help you sort through choices tailored to your situation, advise you, and even apply for loans on your behalf.
There are many good reasons why you might use a mortgage broker’s service to help you, but there’s a lot to consider. So let’s dig into what you need to know about using a mortgage broker and how they could help you compare home loans.
What does a mortgage broker do?
A mortgage broker can help borrowers arrange home loans through banks and lending institutions.
They are supposed to act in your best interest, providing you with tailored home loan options, advice, and assistance that suits your wants and needs.
Some things a mortgage broker can help you with include:
- Clarifying your needs and goals with a home loan and property.
- Calculating how much you can afford to borrow.
- Comparing home loan options best suited for you.
- Walking you through how each home loan works, plus associated costs like interest, fees, and features.
- Applying for a home loan on your behalf and overseeing the settlement process.
Talk to a mortgage broker
Important questions to ask a mortgage broker
When meeting with a mortgage broker, it’s vital to prepare questions to ask so you can get the most out of the experience.
Important questions to ask your mortgage broker can include:
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Which types of home loans do you offer? If you’re looking for a certain type of loan, such as a fixed rate, variable, interest-only, investment, green, etc., it’s important to work with a broker who can match you with these options.
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Which lenders do you work with? This can give you an idea of the variety of home loan offers you can compare.
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How do you determine which home loan is best for me? A good mortgage broker will walk you through their comparison process and explain why they will recommend certain loans.
- What fees will I have to pay during the home loan process? If your broker or the lender they apply to charges a fee, you need to know upfront.
You can also ask them questions about how they deal with clients, including their level of industry experience, the success rate for mortgage applications, and how long the process usually takes. If you want, ask for references from previous clients.
You should also check in with how they plan to keep you in the loop throughout the process, step-by-step – be wary of a broker who tells you the process is completely hands-free.
Alternatives to mortgage brokers
Most home loan providers will have in-house home loan lending experts that you can talk to directly without having to go through a mortgage broker if you choose. There are also a number of banks that do not deal with mortgage brokers and you may find that the deals offered by these banks are more suitable for your needs. Below are some current home loan deals that are not available via broker channels or head to our hub to compare all home loans in the Mozo database.
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Unloan Variable Home Loan
- New rate drop: 5.19% p.a. variable rate (5.10% p.a. comparison rate*)
- Australia's first home loan loyalty discount
- Low cost home loan winner – Mozo Experts Choice Awards 2023, 2024 & 2025^
Unloan’s Variable Home Loan has taken out a low cost home loan award for an impressive third year running in the Mozo Experts Choice Awards^. Built by CommBank, Unloan offers owner occupiers a super low 5.19% p.a. variable rate (5.10% p.a. comparison rate*) along with a loyalty discount that shaves 1 basis point off your interest every year for up to 30 years. Loan features include free extra repayments and redraw, and there are no pesky fees to pay. Available for loans of up to $10M. Minimum 20% deposit.
Greater Bank Discount Great Rate Home Loan
- Variable rate from 5.19% p.a. (5.20% p.a. comparison rate*)
- Get up to $3,000 cashback when you apply online (T&Cs apply)
- Mozo Experts Choice Awards winner for Low Cost Home Loan in 2025^
Greater Bank has one of the most competitive variable rates in our database at 5.19% p.a. (5.20% p.a. comparison rate*), and it also won a Mozo Experts Choice Award for Low Cost Home Loan.
Sweetening the deal is Greater’s cashback offer, which can land you up to $3,000 back in your pocket when you apply for this loan online (T&Cs apply).
There’s no offset account with this loan, but you’re able to make extra repayments and can redraw those funds at any time. There are no ongoing fees, but you will need to pay a $180 application fee.
* WARNING: This comparison rate applies only to the example or examples given. Different amounts and terms will result in different comparison rates. Costs such as redraw fees or early repayment fees, and cost savings such as fee waivers, are not included in the comparison rate but may influence the cost of the loan. The comparison rate displayed is for a secured loan with monthly principal and interest repayments for $150,000 over 25 years.
** Initial monthly repayment figures are estimates only, based on the advertised rate. You can change the loan amount and term in the input boxes at the top of this table. Rates, fees and charges and therefore the total cost of the loan may vary depending on your loan amount, loan term, and credit history. Actual repayments will depend on your individual circumstances and interest rate changes.
^See information about the Mozo Experts Choice Home Loan Awards
Mozo provides general product information. We don't consider your personal objectives, financial situation or needs and we aren't recommending any specific product to you. You should make your own decision after reading the PDS or offer documentation, or seeking independent advice.
While we pride ourselves on covering a wide range of products, we don't cover every product in the market. If you decide to apply for a product through our website, you will be dealing directly with the provider of that product and not with Mozo.
