Calculator

How many sales do you need?

Start with one offering. See what each sale contributes, what it takes to cover monthly costs, and where your expected sales leave you.

These numbers are separate from your saved plan. They stay on this page until you choose to use them.

Base scenario.

Model one primary offering. If you sell more than one thing, use a blended average per sale.

Monthly fixed costs

Unanswered. Add a cost, or say you have none.

Contribution per sale
Unanswered
Monthly revenue
Unanswered
Monthly variable expenses
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Monthly operating profit
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Break-even
Unanswered

Contribution = price − variable cost.
Revenue = price × monthly sales.
Variable expenses = variable cost × monthly sales.
Profit = contribution × monthly sales − fixed costs.
Break-even = fixed costs ÷ contribution, rounded up to a whole sale.

Estimate your startup costs →