CalcKit
Calculators built for decisions, not guesswork.
CalcKit helps you test affordability, pricing, tax, property, freelance, and quoting decisions with clear metrics and printable reports.
Decision calculator
Scenario in progress
Risk
Watch
Output
Report ready
Metrics, assumptions, next steps
Calculator Categories
Browse by the kind of decision you need to make.
Choose the area that matches the decision in front of you. Each category includes focused tools with report-ready outputs.
Financial
Affordability, debt, savings, cashflow, and comparison calculators.
Business
Pricing, margin, break-even, and valuation tools for operators.
Property
Rental ROI, cap rate, cashflow, and renovation return calculators.
Tax
Australian tax estimates, GST set-asides, and BAS cashflow tools.
Freelancers
Rates, project pricing, utilisation, scope buffers, and deposits.
Trades
Quote estimators for labour, materials, overhead, risk, and GST.
Featured Calculators
Start with the decisions people ask about most.
Home Loans
Home Loan Reality Calculator
Stress-test a home loan against income, expenses, rate rises, and a safer purchase price.
Pricing
Pricing & Margin Decision Calculator
Set a price that protects margin, covers fixed costs, and tests competitor pressure.
Rental Property
Rental Property ROI Calculator
Compare rental yield, cap rate, cashflow, debt service, and cash-on-cash return.
Tax Estimate
Australian Tax Estimate Calculator
Estimate Australian resident income tax, Medicare levy, PAYG gap, and take-home pay.
Freelance Rates
Freelance Rate Reality Calculator
Calculate the hourly or day rate needed after tax, expenses, leave, and non-billable time.
Trade Quotes
Trade Quote Estimator
Build a quote from labour, materials, equipment, overhead, contingency, margin, and GST.
Designed For Trust
Professional reports that are easy to share.
Every calculator is designed to produce a concise, structured report with assumptions, metrics, findings, and practical next steps.
Trust-first experience
Ads stay outside the core decision flow
Sponsored placements are clearly labelled, visually separated, and kept away from calculator inputs and report content.
Report Quality
Clear recommendation
Each report should explain the verdict, the key risk, and the most useful next action.
Printable report
Reports are structured for conversations with brokers, lenders, partners, clients, and household decision-makers.
Consistent method
Every category follows the same structure: decision, metrics, assumptions, chart, findings, and action plan.