Calculators & Tools
Guides to using Secure Finance's mortgage calculators — borrowing power, repayments, stamp duty, LMI and refinance savings — to plan your next move with confidence.
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How Lenders Calculate Your Borrowing Power in Australia
Your borrowing capacity is determined by a precise formula that every Australian lender applies. Understanding it — and knowing which levers to pull — can significantly increase what you can borrow.
Comparison Rates: Why the Advertised Rate Is Not the Full Picture
Australian law requires lenders to display a comparison rate alongside every advertised interest rate. But many borrowers do not understand what it includes — or critically, what it leaves out. Here is the truth about comparison rates.
LVR Explained: How Your Loan-to-Value Ratio Affects Your Interest Rate
LVR (loan-to-value ratio) is one of the most important numbers in your home loan. It determines whether you pay LMI, what interest rate you receive, and how much equity you can access. Here is everything you need to know.
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How HECS-HELP Debt Affects Your Home Loan Borrowing Power in Australia
HECS-HELP debt reduces your borrowing power even though lenders cannot see your balance on credit reports. This guide explains exactly how lenders assess HELP debt, how much it reduces your capacity, and whether you should pay it off before applying.
How to Read Your Home Loan Statement: Understanding Every Line Item
Your home loan statement tells you exactly where your money is going — how much went to principal, how much to interest, and whether you are on track. This guide explains every line item so you can monitor your loan effectively.
How Lenders Calculate Your Borrowing Power in Australia
Your borrowing capacity is determined by a precise formula that every Australian lender applies. Understanding it — and knowing which levers to pull — can significantly increase what you can borrow.
Home Loan Fees in Australia Explained: Every Cost You Will Pay on a Mortgage
Beyond the interest rate, your home loan comes with application fees, ongoing fees, valuation charges, discharge fees, and potentially LMI and break costs. This guide itemises every fee so you can compare the true cost.
Comparison Rates: Why the Advertised Rate Is Not the Full Picture
Australian law requires lenders to display a comparison rate alongside every advertised interest rate. But many borrowers do not understand what it includes — or critically, what it leaves out. Here is the truth about comparison rates.
LVR Explained: How Your Loan-to-Value Ratio Affects Your Interest Rate
LVR (loan-to-value ratio) is one of the most important numbers in your home loan. It determines whether you pay LMI, what interest rate you receive, and how much equity you can access. Here is everything you need to know.
How Extra Home Loan Repayments Save You Thousands: An Australian Calculator Guide
Even small additional repayments on your home loan can save tens of thousands in interest and years off your term. This guide shows exactly how much you can save — with real Australian examples.
Lender's Mortgage Insurance (LMI): What It Is and 5 Legitimate Ways to Avoid It
LMI can cost Australian home buyers $10,000–$40,000 or more. This guide explains exactly what it is, how it is calculated, and the five legitimate strategies to avoid paying it.
The APRA 3% Serviceability Buffer: What It Is and How It Affects Your Borrowing
The APRA 3% serviceability buffer is one of the most consequential rules in Australian home lending — it directly determines how much you can borrow. Here's what it is, why it exists, and what it means for you in 2026.
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