Free calculator directory
Twelve free business calculators, formulas explained
Each free calculator solves one real question with the exact formula shown, worked examples, and the mistakes people commonly make. When one question is not enough, the full simulator connects them into a single model.
Full profit and loss snapshot
Business profitability
“Will this business make money at all?”
Open calculatorGross, operating and net margins
Profit margin
“How much of each sale do I keep?”
Open calculatorGrowth-compounded monthly revenue
Revenue projection
“What could monthly revenue become?”
Open calculatorUnits and revenue to cover costs
Break-even point
“When do I stop losing money on every month?”
Open calculatorROI with annualized payback period
Return on investment
“What does this investment actually return?”
Open calculatorMargin-based price with markup view
Pricing and markup
“What should I charge for my product?”
Open calculatorIn, out, and ending balance by month
Cash flow forecast
“Does cash stay positive through the year?”
Open calculatorMonths of cash at current burn
Startup runway
“How long before the money runs out?”
Open calculatorMRR, ARR, churn impact in one place
SaaS metrics
“How healthy is my subscription business?”
Open calculatorLifetime value vs acquisition cost
LTV:CAC ratio
“Do customers pay back what they cost?”
Open calculatorTaxable base with loss carryforward
Corporate tax
“Roughly how much tax will we owe?”
Open calculatorInclusive and exclusive tax math
VAT / GST split
“How much of this price is actually tax?”
Open calculator
Need all of it in one place?
The simulator links these calculations into one coherent model with scenarios, sensitivity tables, financing schedules, and tax, then prints a report you can take to a bank or partner.
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