The Finance AlgorithmTFA

Variable Income Loan Planner

Calculator

Plan personal loan repayments around irregular freelance or casual income

Free to useNo data storedAI insightsUpdated: February 2026

Freelancer? Contractor? Casual worker? When your income changes month to month, planning loan repayments requires extra care. This calculator helps you find a safe repayment amount based on your income fluctuations.

Enter Your Details

Enter Your Details

$

Your typical monthly income (average over past year)

$

Income in your worst month last year

$

Income in your best month last year

$

Fixed costs you must pay each month

$

How much you want to borrow

%

Rate available for your situation

How long to repay the loan

Real-World Examples

Freelance Designer

Alex earns $3,000-$8,000/month (average $5,500) with $2,800 in fixed expenses. Wants $12,000 for equipment.

Inputs:

avg:5,500low:3,000high:8,000expenses:2,800
Safe repayment: $200-$300/month (based on low month leaving buffer). Over 4 years at 11%, that's $13,200 total.

Casual Hospitality Worker

Sam's hours vary: $2,500-$5,000/month (average $3,800), $2,000 fixed expenses. Needs $8,000.

Inputs:

avg:3,800low:2,500high:5,000expenses:2,000
Safe repayment: max $350/month. In low months ($500 after expenses), this leaves only $150 buffer - risky. Consider borrowing less.

Frequently Asked Questions

Glossary

Income Volatility
The degree to which your income fluctuates month to month. Higher volatility = more conservative borrowing needed.
Buffer Payments
Extra payments made during high-income months that can be redrawn during low months.
Redraw Facility
Ability to withdraw extra payments you've made back from the loan if needed.

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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