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Business Loan Calculator Australia — FY 2025-26

The Business Loan Repayment Calculator Australia helps Australian business owners forecast loan repayments and understand the true cost of borrowing.

People Also Ask

You can model secured term loans, unsecured business loans, equipment finance, and commercial property loans. The calculator works for any amortising loan with a fixed or variable interest rate.
Most Australian business loans have variable rates that move with the RBA cash rate. When the cash rate rises, lenders typically increase their rates, raising your repayment amount and total interest cost.
Loan establishment fees are generally deductible over the life of the loan rather than in a single year. The ATO treats them as borrowing expenses that must be amortised over the loan term or 5 years, whichever is shorter.
Secured loans backed by assets such as property or equipment typically have lower interest rates because the lender faces less risk. Unsecured loans carry higher rates and often have shorter terms.
4 min readLast updated: 2026-05-26

About the Business Loan Repayment Calculator Calculator

The Business Loan Repayment Calculator Australia helps Australian business owners forecast loan repayments and understand the true cost of borrowing. Whether you are expanding your operations, purchasing equipment, or managing cash flow, this tool provides accurate repayment estimates you can rely on. The ATO allows deductions on interest paid for business-purpose loans, making it essential to track repayments throughout the financial year. Australian businesses borrow under conditions that differ from consumer lending, with the RBA cash rate directly influencing commercial interest rates. This calculator is designed specifically for Australian loan structures including secured and unsecured business loans, equipment finance, and commercial property loans.


What is the Business Loan Repayment Calculator Calculator?

This calculator computes your regular repayment amount using the standard amortisation formula. You input the loan amount, annual interest rate, loan term, and repayment frequency. The tool then returns your scheduled payment, total interest payable, and a full amortisation table showing the declining balance over time. For Australian businesses, loan repayment planning is an integral part of cash flow management. The ATO requires accurate interest records for deduction claims, and ASIC recommends that businesses model different borrowing scenarios before committing to a lender. This calculator helps you compare loan offers, understand the impact of interest rate changes, and choose the repayment frequency that minimises total interest costs.


How to Use This Calculator

  1. 1**Enter Loan Amount**: Input the total principal you intend to borrow in Australian dollars. Exclude any establishment fees or lender charges.
  2. 2**Enter Annual Interest Rate**: Provide the interest rate as a percentage per annum. Use the rate quoted by your lender, whether it is fixed or variable.
  3. 3**Select Loan Term**: Choose the number of years for the loan. Typical Australian business loans range from 1 to 15 years for equipment and up to 25 years for commercial property.
  4. 4**Choose Repayment Frequency**: Select monthly, fortnightly, or weekly. Fortnightly or weekly repayments reduce total interest compared to monthly.
  5. 5**Select Loan Structure**: Choose between principal and interest amortisation or interest-only payments for a specified period.
  6. 6**Review the Results**: The tool displays your repayment amount, total interest cost, and a full schedule of payments with principal and interest breakdown for each period.
  7. 7**Model Different Scenarios**: Adjust interest rates, loan amounts, or terms to compare options. Use this data to negotiate with lenders or restructure existing debt.

Worked Australian Example

Practical Example

Consider Adelaide Hospitality Group, a restaurant and bar operator in South Australia. The business is taking out a $250,000 equipment loan to renovate its kitchen and dining area. The lender offers a 7-year term at 8.2% per annum with monthly principal and interest repayments. Using the calculator: loan amount $250,000, term 7 years (84 months), rate 8.2% p.a., monthly payments. The monthly repayment is approximately $3,924. Total interest payable over the loan term is about $79,616, bringing the total cost to $329,616. If the business can negotiate a rate of 7.5% with the same terms, the monthly repayment drops to $3,785 and total interest reduces to $67,940, saving $11,676. The business can deduct the interest portion each year, and by claiming depreciation on the kitchen equipment under ATO rules, it can further reduce its taxable income.


Common Business Loan Repayment Calculator Calculator Questions

You can model secured term loans, unsecured business loans, equipment finance, and commercial property loans. The calculator works for any amortising loan with a fixed or variable interest rate.
Most Australian business loans have variable rates that move with the RBA cash rate. When the cash rate rises, lenders typically increase their rates, raising your repayment amount and total interest cost.
Loan establishment fees are generally deductible over the life of the loan rather than in a single year. The ATO treats them as borrowing expenses that must be amortised over the loan term or 5 years, whichever is shorter.
Secured loans backed by assets such as property or equipment typically have lower interest rates because the lender faces less risk. Unsecured loans carry higher rates and often have shorter terms.
Fixed rates provide certainty for budgeting but may lack flexibility if rates drop. Variable rates can change with the market. Many Australian businesses split their loan between fixed and variable portions to balance risk.


Reviewed by

BizMetrixs Team

Australian Financial Specialists

This Business Loan Calculator Australia calculator provides estimates only. Results are based on ATO 2025-26 published rates and general calculation methods. Individual circumstances may vary. This tool is for informational and educational purposes only and does not constitute financial, tax, or legal advice. For personalised advice, consult a registered tax agent or financial adviser.