The Finance AlgorithmTFA

Refinance Opportunity Detector

AI + Live Data

Compare your current loan to market rates and calculate exact savings

Free to useNo data storedReal-time dataAI insightsUpdated: February 2026

Refinancing can save you tens of thousands - but only if the numbers stack up. Our AI compares your current loan to today's market rates, factors in all costs (including break fees), and tells you exactly how much you could save.

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Real-World Examples

Variable Rate Refinance

Michael has $380,000 remaining on his loan at 6.8%, property worth $620,000. Market rates are 6.1%.

Inputs:

currentLoanAmount:380,000currentRate:6.8propertyValue:620,000remainingTerm:23loanType:Owner Occupier
Potential savings: $2,660/year ($221/month). Over 23 years: $42,000 after refinance costs. Recommend refinancing.

Small Rate Difference

Sarah is at 6.3% with $450,000 remaining. Best market rate is 6.15%.

Inputs:

currentLoanAmount:450,000currentRate:6.3propertyValue:700,000remainingTerm:26loanType:Owner Occupier
Saving only 0.15% = $675/year. Refinance costs ~$1,500-2,000. Better to negotiate with current lender instead.

Frequently Asked Questions

Glossary

Comparison Rate
A rate that includes both the interest rate and most fees, giving a truer picture of loan cost. Required by law to be displayed.
Discharge Fee
The fee your current lender charges to release the mortgage when you refinance. Typically $150-400.
Cashback Offer
A payment from new lenders to attract refinance customers. Often $2,000-$4,000, used to cover switching costs.

Disclaimer: This calculator provides estimates only and should not be relied upon for financial decisions. Interest rates, fees, and policies change frequently. Always verify information with lenders directly. This is general information, not personal financial advice. Consider seeking advice from a licensed mortgage broker or financial advisor.

Last updated: February 2026

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