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Free Break-even Calculator
Know when your business becomes profitable. Enter your fixed costs, unit price and variable costs — the break-even in euros and in units appears instantly. Free and private.
Everything a profitability analysis needs
Eight features to understand your break-even in seconds.
Break-even in euros
The revenue needed to cover all your costs — the classic seuil de rentabilité.
Break-even in units
How many products or services you must sell to break even.
Unit margin
Contribution margin per unit and margin rate, computed automatically.
Safety margin
Enter your actual revenue to see your safety margin and how far you are from break-even.
Clear inputs
Fixed costs, unit price and variable costs — simple and explicit.
Copy the result
Copy the break-even figures for your business plan or pitch.
Private by design
Everything runs in your browser. Nothing is uploaded, no account.
Free forever
No account, no trial — use it as often as you need.
Go deeper
A clear profitability picture
All the numbers a decision needs.
- Break-even in euros
- Break-even in units
- Unit margin and rate
- Safety margin
Simple inputs, powerful results
Three figures are enough to start.
- Fixed costs
- Unit price
- Variable costs per unit
- Optional actual revenue
Made for planning
Perfect for a business plan or a new product.
- Instant recompute
- Copy for your documents
- Easy to compare scenarios
- No spreadsheet needed
Private & free forever
No account, no upload.
- 100% in-browser
- Auto-save in localStorage
- Free, unlimited
- Works offline
Calculate your break-even in 2 steps
From costs to profitability threshold in seconds.
Type your fixed costs, your unit price and your variable costs per unit.
The break-even in euros and in units appears instantly. Add your actual revenue to see the safety margin.
Know when your business becomes profitable
Calculate your break-even now — free, private and instant.
Open the break-even calculatorInvoice Generator FAQs
Yes, completely free and unlimited. No account, no registration.
It is the revenue (or quantity) at which your income covers all your costs — you neither earn nor lose money.
It is the difference between your actual revenue and the break-even revenue: your buffer above the threshold.
It is the unit margin divided by the unit price, expressed as a percentage.
No. Everything runs in your browser and only your last inputs are saved locally.
Yes — change the inputs at any time and the results recompute instantly.
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