Break-even Calculator

Break-even Calculator

Use this free break-even calculator to find how many units you need to sell to cover your fixed and variable costs. Enter fixed costs, variable cost per unit, and selling price per unit to get break-even units (exact and rounded up), break-even revenue, and contribution margin. No sign-up required.

Key Features

• Break-even units and revenue: See exact and rounded-up units and total revenue at break-even.
• Contribution margin: Per-unit and ratio for pricing decisions.
• Sensitivity table: How break-even changes if price varies by ±5% or ±10%.
• Profit vs units chart: Visual break-even where profit crosses zero.
• Presets: Small Retail, SaaS, and Service Business to get started quickly.

Formulas

• Break-even units: Fixed costs ÷ (Price − Variable cost per unit)
• Contribution margin: Price − Variable cost per unit
• Contribution margin ratio: Contribution margin ÷ Price