Every business has a point where revenue exactly covers costs — no profit, no loss. Below that point, every sale adds to the loss. Above it, every sale adds to the profit. A break-even calculator finds that exact point in units sold and in total revenue, using nothing more than your fixed costs, your selling price, and your variable cost per unit. It is one of the most important calculations any business owner can run, and it takes about two minutes when you have your numbers ready.

This guide explains the break-even formula in plain English, covers the contribution margin concept that makes the math work, and walks through four fully worked examples across a product business, a service business, a startup, and a multi-product scenario. Whether you are pricing a new product, evaluating whether a business idea is viable, or trying to understand why a profitable-looking business is still losing money, the break-even calculation gives you the clearest possible picture.

What Is a Break-Even Calculator and Why Does It Matter

A break-even calculator determines the minimum number of units a business must sell — or the minimum revenue it must generate — to cover all of its costs, producing zero profit and zero loss. Business owners, startup founders, product managers, financial analysts, accountants, investors, and anyone evaluating business viability use it to set realistic sales targets, test pricing assumptions, and determine how much cushion a business has between current sales and financial survival. The core formula is: Break-Even Units equals Fixed Costs divided by Contribution Margin per Unit, where Contribution Margin equals Selling Price minus Variable Cost per Unit. Getting this wrong means setting sales targets that are too low to sustain the business, pricing products without understanding how margin affects survival, or launching a venture whose cost structure makes it mathematically impossible to profit without fundamental changes.

What You Need Before You Start

Have the following ready before using the break-even calculator:

- Total monthly or annual fixed costs in dollars — every cost the business pays regardless of how many units it sells: rent, base salaries, insurance, software subscriptions, equipment leases, loan repayments, and utilities that do not vary with output.

- Selling price per unit — the price at which you sell one unit of your product or service to the customer, before any discounts or returns.

- Variable cost per unit — every cost that scales directly with each unit produced or sold: raw materials, packaging, direct labor per unit, payment processing fees, shipping costs, and sales commissions per unit sold. Small items like card processing fees (typically 2.5% to 3%) add up and must be included.

- Target profit if you want a profit-adjusted break-even — the monthly or annual profit goal you want to reach, which the calculator adds to fixed costs to show the sales volume needed to hit that target.

- Current sales volume if you want to see your break-even gap — how many units you are currently selling per period, so the calculator can show how far above or below break-even you currently sit.

How to Use This Break-Even Calculator Step by Step

Enter your numbers in order for an instant break-even result in both units and revenue.

1. Enter your total fixed costs for the period — monthly figures are the most practical for most businesses. Add up every cost that does not change with your sales volume.

2. Enter your selling price per unit — use the average net price after typical discounts, not the list price, for the most realistic result.

3. Enter your variable cost per unit — include every cost that increases when you sell one more unit. Do not include fixed costs here — the most common error is mixing fixed and variable costs.

4. Optionally enter a target profit — the calculator adds this to your fixed costs and shows the sales volume needed to hit your profit goal, not just break even.

5. Optionally enter your current sales volume — the calculator shows whether you are above or below break-even today and by how much.

6. Click Calculate. Your result shows contribution margin per unit, contribution margin ratio, break-even units, break-even revenue, and a plain-English interpretation of what the numbers mean for your business.

7. Use the sensitivity table to see how break-even changes when you adjust price or variable costs — the most powerful use of the calculator is running multiple scenarios before making pricing or cost decisions.

The Break-Even Calculator Formula Explained Simply

The logic behind break-even is straightforward. Every unit you sell generates revenue. Part of that revenue pays for the variable costs of making or delivering that unit. Whatever is left over — the contribution margin — goes toward paying your fixed costs. Once enough units have been sold that their combined contribution margins equal your total fixed costs, you have broken even. Every unit sold after that point is profit.

Contribution Margin per Unit:

Contribution Margin = Selling Price per Unit - Variable Cost per Unit

Contribution Margin Ratio:

CM Ratio = Contribution Margin per Unit / Selling Price per Unit

Break-Even in Units:

Break-Even Units = Fixed Costs / Contribution Margin per Unit

Break-Even in Revenue (Sales Dollars):

Break-Even Revenue = Fixed Costs / Contribution Margin Ratio

Or equivalently:

Break-Even Revenue = Break-Even Units x Selling Price per Unit

Profit-Adjusted Break-Even (target profit included):

Units Needed = (Fixed Costs + Target Profit) / Contribution Margin per Unit

Margin of Safety:

Margin of Safety (units) = Current Sales Units - Break-Even Units

Margin of Safety (%) = (Current Sales - Break-Even Revenue) / Current Sales x 100

- Fixed Costs: total costs that do not change with output. Realistic monthly range for a small business: $2,000 (home-based solopreneur) to $100,000+ (small manufacturer or retail location).

- Selling Price per Unit: the revenue received per sale. Range: $0.50 (commodity goods) to $100,000+ (enterprise software, custom services).

- Variable Cost per Unit: the cost incurred for each unit produced and sold. Must be less than the selling price or the business can never break even regardless of volume.

- Contribution Margin per Unit: the portion of each sale that contributes to covering fixed costs. If this is negative, break-even is mathematically impossible at the current price and cost structure.

- Break-Even Units: the exact number of units that must be sold in the period for total revenue to equal total costs.

The break-even formula is a foundational concept in managerial accounting and cost-volume-profit (CVP) analysis, described in every major accounting and finance textbook. It is used by the US Small Business Administration in its business planning guidance (sba.gov) and referenced by SCORE, the SEC in startup financial disclosure guidance, and virtually every business plan template produced by a bank, accelerator, or investor network.

Break-Even Calculator Worked Examples

Example1:Physical Product Business — Handmade Candle Company

A small business owner makes and sells handmade soy candles online. Her monthly fixed costs are $1,800 (rent for studio space, website, insurance, and base utilities). Each candle sells for $24. Variable costs per candle are $8 (wax, wick, vessel, label, shipping materials, and payment processing fee).

1. Contribution margin per unit: $24 - $8 = $16 per candle

2. Contribution margin ratio: $16 / $24 = 66.7%

3. Break-even units: $1,800 / $16 = 112.5 — round up to 113 candles per month

4. Break-even revenue: 113 x $24 = $2,712 per month

5. Alternative formula check: $1,800 / 0.667 = $2,698 — confirms within rounding

6. Current sales: 80 candles per month

7. Margin of safety: 80 - 113 = -33 candles (she is 33 candles below break-even)

8. Monthly loss at current volume: 33 x $16 = $528 contribution margin shortfall

She is currently losing approximately $528 per month — she sells 80 candles, each contributing $16, producing $1,280 in total contribution margin against $1,800 in fixed costs. To break even she needs 33 more candles per month. To reach a $1,000 monthly profit target: ($1,800 + $1,000) / $16 = 175 candles per month — 62 more than she currently sells. That is the sales target her marketing should be built around, not a vague "sell more candles" objective.

Example2:Service Business — IT Consulting Firm

An IT consultant runs a small firm with two employees. Monthly fixed costs are $14,500 (salaries, office lease, software tools, professional liability insurance). He charges clients $150 per hour. His variable cost per billable hour is $45 (contractor labor for overflow work and direct software costs per client project).

1. Contribution margin per hour: $150 - $45 = $105 per billable hour

2. Contribution margin ratio: $105 / $150 = 70%

3. Break-even hours: $14,500 / $105 = 138.1 hours per month — round up to 139 billable hours

4. Break-even revenue: 139 x $150 = $20,850 per month

5. Working days in a month: approximately 21 days x 2 employees = 42 billable days available

6. Break-even hours per employee per day: 139 / 42 = 3.31 hours of billable work per employee per day

7. Target profit of $8,000/month: ($14,500 + $8,000) / $105 = 214.3 hours — round to 215 hours

At 139 billable hours out of 42 available days, the firm needs only 3.3 hours of billable work per person per day to break even — a realistic utilization rate of about 41%. The remaining time covers sales, admin, and professional development. If the principal attorney wants to take home $8,000 in profit above costs, the target becomes 215 billable hours — about 5.1 hours per person per working day. That is a healthy utilization rate and gives him a concrete monthly billable target.

Example3:Startup Evaluation — SaaS Product Viability Check

A software entrepreneur is evaluating whether her SaaS product is viable before investing further. Monthly fixed costs are $5,000 (her base salary, hosting, and tools). She plans to charge $80 per user per month. Her variable cost per user is $12 per month (payment processing, customer support allocation, and cloud infrastructure per user).

1. Contribution margin per user: $80 - $12 = $68 per user per month

2. Contribution margin ratio: $68 / $80 = 85%

3. Break-even users: $5,000 / $68 = 73.5 — round up to 74 paying users

4. Break-even revenue: 74 x $80 = $5,920 per month

5. Profit at 200 users: (200 x $68) - $5,000 = $13,600 - $5,000 = $8,600 monthly profit

6. Profit at 500 users: (500 x $68) - $5,000 = $34,000 - $5,000 = $29,000 monthly profit

Her product becomes viable at just 74 paying users — a realistic initial target for most SaaS businesses. The 85% contribution margin ratio is excellent, meaning 85 cents of every dollar in revenue goes toward covering costs and profit once variable costs are paid. This high CM ratio explains why SaaS businesses scale so profitably at volume: once fixed costs are covered at 74 users, every additional user adds $68 in pure profit to the bottom line.

Example4:Multi-Product Business — Price Change Sensitivity Analysis

A bakery sells two products: a $4 muffin with $1.20 variable cost, and a $12 custom cake with $5.50 variable cost. Monthly fixed costs are $3,600. The sales mix is approximately 70% muffins and 30% cakes by unit count. She wants to know her blended break-even and what happens if she raises muffin prices by $0.50.

1. Muffin contribution margin: $4.00 - $1.20 = $2.80 per unit

2. Cake contribution margin: $12.00 - $5.50 = $6.50 per unit

3. Weighted average contribution margin (70/30 mix):

(0.70 x $2.80) + (0.30 x $6.50) = $1.96 + $1.95 = $3.91 per unit

4. Blended break-even units: $3,600 / $3.91 = 920.7 — round to 921 units per month

5. Break-even split: 921 x 0.70 = 645 muffins and 921 x 0.30 = 276 cakes

Price increase scenario — muffin price rises to $4.50:

6. New muffin CM: $4.50 - $1.20 = $3.30

7. New weighted average CM: (0.70 x $3.30) + (0.30 x $6.50) = $2.31 + $1.95 = $4.26

8. New break-even units: $3,600 / $4.26 = 845.1 — round to 846 units

9. Units saved: 921 - 846 = 75 fewer units needed to break even

Raising muffin prices by $0.50 cuts the break-even requirement by 75 units per month — a 8.2% reduction in the sales volume needed just to cover costs. This is the power of contribution margin sensitivity analysis: small price increases often have a disproportionately large impact on break-even because the entire price increase flows directly into contribution margin.

Break-Even Calculator Results What the Numbers Mean

The break-even units result is your minimum viable sales target — the floor below which the business loses money every period. The break-even revenue is the same threshold expressed as total sales dollars. The contribution margin per unit is the most important single output because it determines how quickly additional sales translate into profit once break-even is reached.

Here is how different contribution margin ratios affect break-even and profitability:

CM Ratio | Business Type Example | Fixed Costs | Break-Even Revenue | Profit at 2x Break-Even

20% | Grocery retail, low-margin | $10,000 | $50,000 | $10,000

35% | Restaurant, food service | $10,000 | $28,571 | $10,000

50% | Manufacturing, mid-margin | $10,000 | $20,000 | $10,000

65% | Professional services | $10,000 | $15,385 | $10,000

80% | Software, digital products | $10,000 | $12,500 | $10,000

Notice that profit at 2x break-even revenue is always equal to fixed costs, regardless of the CM ratio. This is a mathematical property: at 2x break-even, the contribution margin from the second "half" of revenue exactly equals fixed costs again — and since fixed costs are already paid by the first half, the second half's contribution is pure profit.

The most common misunderstanding about break-even results is treating it as a target rather than a floor. Break-even is not a business goal — it is the minimum requirement for survival. A business that consistently operates at or near break-even has no financial cushion for slow months, unexpected costs, equipment failures, or growth investment. A realistic business goal is a margin of safety of 20% to 30% above break-even — current sales should be 20% to 30% above the break-even point before a business can be considered financially stable.

Contribution margin ratio also signals pricing power and business model quality. A CM ratio below 20% means the business needs very high volume to be viable and has little room to absorb cost increases. A CM ratio above 70% typically indicates a scalable, asset-light business model where incremental sales are highly profitable.

How Your Inputs Change the Result

Fixed costs are the input that determines the baseline — the amount your contribution margin must overcome. Increasing fixed costs raises break-even units proportionally. Doubling fixed costs from $5,000 to $10,000 per month exactly doubles the break-even unit requirement. This is why high fixed cost businesses (hotels, airlines, manufacturers) are so operationally leveraged — small changes in sales volume produce large swings in profit or loss.

Fixed Costs | CM per Unit ($20) | Break-Even Units | Break-Even Revenue ($50 price)

$2,000 | $20 | 100 units | $5,000

$5,000 | $20 | 250 units | $12,500

$10,000 | $20 | 500 units | $25,000

$20,000 | $20 | 1,000 units | $50,000

$50,000 | $20 | 2,500 units | $125,000

Selling price changes have a compounding effect on break-even because they affect contribution margin directly while leaving variable costs unchanged. A $5 price increase on a $50 product does not reduce break-even units by 10% — it reduces them by a much larger percentage because the full $5 increase flows into contribution margin. If CM was $20 and the price rises by $5, CM becomes $25 — a 25% improvement in contribution margin that reduces break-even units by 20%.

Variable cost reduction has the same mathematical effect as a price increase, dollar for dollar. Reducing variable cost per unit by $3 is identical to raising the price by $3 for break-even purposes — both increase CM by $3 per unit. This is why manufacturers obsess over raw material costs and service businesses scrutinize direct labor costs per engagement: every dollar saved in variable cost reduces break-even proportionally across every unit sold.

Price | Variable Cost | CM per Unit | Break-Even ($10,000 fixed costs)

$50 | $35 | $15 | 667 units

$50 | $30 | $20 | 500 units

$55 | $30 | $25 | 400 units

$60 | $30 | $30 | 333 units

$60 | $25 | $35 | 286 units

Break-Even Calculator Common Mistakes to Avoid

- Mixing fixed and variable costs in the wrong category. The most common error is classifying a semi-variable cost as entirely fixed or entirely variable. Utilities, for example, have a fixed base component and a variable usage component. Labor often has a fixed salary component and variable overtime or contractor component. Misclassifying these inflates the contribution margin and understates the true break-even point, making the business look more viable than it is.

- Using gross revenue instead of net revenue as the selling price. If your product sells for $100 but you give a 15% average discount and pay 3% in payment processing fees, your effective net revenue per unit is $82 — not $100. Using the list price inflates your apparent contribution margin and understates your true break-even. Always use the average net realized price after discounts, returns, and mandatory fees.

- Forgetting that break-even units must be rounded up. The formula may produce a result of 83.3 units. You cannot sell 83.3 units — you need to sell 84. Stopping at 83 units leaves the business $X below break-even. Always round up to the next whole unit. The same applies to hours in a service business, users in a SaaS business, and any other non-fractional unit of sale.

- Running break-even on a single product when the business sells multiple products at different margins. A business with three products at different prices and margins does not have a single break-even point — it has a different break-even depending on the sales mix. If high-margin products underperform and low-margin products dominate, the blended contribution margin falls and the effective break-even rises. Always check whether your current sales mix is consistent with the mix you assumed in the calculation.

- Ignoring the time period consistency between fixed costs and sales targets. If fixed costs are entered monthly but the sales target is compared to annual capacity, the break-even analysis is internally inconsistent. Use the same time period throughout: monthly fixed costs require monthly break-even units; annual fixed costs require annual break-even units. Most small businesses find monthly analysis most actionable.

- Treating break-even as a business goal rather than a survival floor. Breaking even means the business is not yet profitable. A business that just breaks even every month has no profit to reinvest, no cushion for slow periods, and no return on the owner's invested capital and time. A realistic business target is a margin of safety of 20% to 30% above break-even — not the break-even point itself.

- Not recalculating break-even after cost or price changes. Break-even is not a one-time calculation — it changes every time fixed costs, variable costs, or pricing change. A rent increase, a new hire, a supplier price change, or a pricing decision all shift the break-even point. Businesses that calculate break-even once at launch and never revisit it are often surprised by deteriorating margins they did not see coming.

- Assuming a negative contribution margin can be overcome by volume. If the variable cost per unit exceeds the selling price, the contribution margin is negative — every unit sold increases the loss. No amount of additional volume fixes this; more sales make the loss larger, not smaller. Before running break-even analysis, verify that the selling price exceeds variable cost per unit. If it does not, the pricing or cost structure must change before the business model is viable.

Key Terms Explained

Fixed Costs

Business expenses that remain constant regardless of sales volume — rent, salaried wages, insurance premiums, software subscriptions, equipment leases, and loan repayments. Fixed costs must be paid whether the business sells zero units or one million units in the period.

Variable Costs

Costs that scale directly with production or sales volume — raw materials, packaging, direct per-unit labor, shipping, payment processing fees, and sales commissions. Total variable costs increase with every additional unit sold; variable cost per unit remains constant.

Contribution Margin

The amount of revenue remaining from each unit sold after paying that unit's variable costs. Contribution margin per unit equals selling price minus variable cost per unit. It is called "contribution" because this amount contributes toward covering fixed costs and ultimately generating profit.

Contribution Margin Ratio (CM Ratio)

Contribution margin per unit expressed as a percentage of the selling price. A CM ratio of 65% means that 65 cents of every revenue dollar goes toward covering fixed costs and profit after variable costs are paid. Higher CM ratios indicate more scalable business models.

Break-Even Point (BEP)

The exact sales volume — in units or revenue — at which total revenue equals total costs. Below BEP the business loses money; above BEP the business generates profit. BEP is a floor, not a target.

Margin of Safety

The difference between current sales and the break-even point, expressed in units, revenue, or as a percentage. A margin of safety of 25% means current sales could fall by 25% before the business starts losing money. Higher margins of safety indicate more financial resilience.

Cost-Volume-Profit (CVP) Analysis

The broader framework of which break-even analysis is a part — examining how changes in costs, sales volume, and price interact to affect profit. Break-even is the zero-profit point in CVP analysis; the same framework also calculates the sales volume needed for any target profit level.

Semi-Variable Cost

A cost with both a fixed component and a variable component — utilities are the classic example, with a fixed monthly base charge and a variable usage charge. Semi-variable costs must be split into their fixed and variable portions before being entered into a break-even calculator.

How This Calculator Works Methodology

This break-even calculator applies the formulas from the US Small Business Administration's official break-even guidance (sba.gov) and standard managerial accounting CVP analysis methodology. Contribution Margin per Unit equals Selling Price minus Variable Cost per Unit. Break-Even Units equals Fixed Costs divided by Contribution Margin per Unit, rounded up to the nearest whole number. Break-Even Revenue equals Break-Even Units multiplied by Selling Price per Unit, or equivalently Fixed Costs divided by the Contribution Margin Ratio.

Profit-adjusted break-even adds the target profit to fixed costs before dividing by contribution margin per unit: (Fixed Costs + Target Profit) / CM per Unit. Margin of safety in units equals current sales units minus break-even units. Margin of safety percentage equals margin of safety in revenue divided by current revenue, multiplied by 100.

For multi-product scenarios, the weighted average contribution margin equals the sum of each product's CM per unit multiplied by its share of total unit sales. All monetary results are rounded to the nearest cent. Break-even unit results are always rounded up to the next whole integer — partial units cannot be sold.

This calculator assumes a linear cost structure (fixed costs are truly fixed and variable costs are truly proportional to volume) and a constant selling price. It does not model step-fixed costs, economies of scale in variable costs, tiered pricing, or seasonal variation in sales mix. For businesses with complex cost structures, this calculator provides a useful planning estimate that should be supplemented with a full financial model.

Frequently Asked Questions About Break-Even Calculator

1. What is the break-even point and how is it calculated?

The break-even point is the sales volume at which total revenue equals total costs, producing zero profit and zero loss. It is calculated in units as: Fixed Costs divided by Contribution Margin per Unit, where Contribution Margin equals Selling Price minus Variable Cost per Unit. In revenue dollars: Fixed Costs divided by the Contribution Margin Ratio (Contribution Margin divided by Selling Price). For example, $10,000 in fixed costs with a $20 contribution margin per unit requires 500 units to break even.

2. How accurate is a break-even calculator?

The break-even calculation is mathematically exact given your inputs. The accuracy of the result depends entirely on how accurately you have classified and estimated your fixed costs, variable costs, and selling price. The most common source of error is miscategorizing costs — putting a variable cost in the fixed cost field, or forgetting to include payment processing fees or shipping costs in variable cost per unit. Use actual historical figures wherever possible rather than estimates.

3. What is the break-even formula in plain terms?

Find your contribution margin: how much money you have left from each sale after paying the direct costs of that sale. Then ask how many sales worth of that leftover money you need to cover your fixed costs. That number is your break-even. If each sale leaves you $25 after variable costs, and you have $10,000 in fixed costs to cover, you need 400 sales to break even — $25 x 400 = $10,000.

4. Is there a different break-even formula for service businesses versus product businesses?

The formula is identical — Fixed Costs divided by Contribution Margin per Unit. The difference is in how you define a unit. For a product business, the unit is one item sold. For a service business, the unit might be one hour billed, one project completed, one subscription seat sold, or one client served per month. Choose the unit that most naturally reflects how your revenue is generated and apply the same formula.

5. When should I not use a break-even calculator?

The standard break-even formula does not apply to businesses with highly variable pricing (auctions, negotiated contracts, dynamic pricing) where no single selling price accurately represents average revenue. It also becomes unwieldy for businesses with dozens of products at different margins — a weighted average contribution margin approach or a full financial model is more appropriate. And it does not capture cash flow timing — a business can be above break-even on paper but still run out of cash if customers pay slowly and suppliers require fast payment.

6. How do I reduce my break-even point?

Three levers move break-even: increase selling price (raises contribution margin per unit), reduce variable costs (same effect), or reduce fixed costs (reduces the total that must be covered). The most powerful single move is usually a price increase, because the entire increase flows directly into contribution margin. A 10% price increase on a product with a 30% CM ratio increases the contribution margin by 33% and reduces break-even units by 25%. Reducing variable costs by 10% produces a smaller but similar effect.

7. What is a typical break-even point for a small business?

It varies enormously by industry. A food truck with $5,000 monthly fixed costs and a $3.50 average contribution margin per item needs to sell about 1,430 items per month — roughly 48 items per operating day — to break even. A freelance consultant with $3,000 monthly fixed costs and a $75 average contribution margin per hour needs 40 billable hours per month. A SaaS startup with $8,000 fixed costs and a $60 monthly contribution margin per user needs 134 subscribers. The break-even point is always specific to the business's cost structure and pricing.

8. Should I consult an accountant before using break-even analysis for major business decisions?

Yes, for decisions involving significant capital investment, new business launches, loan applications, or investor presentations. A break-even calculator gives you the financial logic — it cannot verify whether your cost estimates are realistic, whether your sales volume assumptions are achievable, or whether you have correctly classified all costs. A CPA or management accountant can review your cost structure, validate assumptions, and help build a complete financial model that includes cash flow, seasonality, and growth scenarios alongside the break-even point.

Related Calculators Worth Bookmarking

- Profit Margin Calculator — calculates gross, operating, and net profit margin at any sales volume, the natural companion to break-even analysis for understanding profitability above the break-even threshold.

- Markup Calculator — determines the selling price needed to achieve a target gross margin given a known cost, feeding directly into the selling price input of the break-even calculator.

- Business Loan Calculator — estimates monthly loan repayments that belong in your fixed cost total, ensuring break-even analysis reflects full debt service obligations.

- Revenue Growth Calculator — projects revenue at different growth rates, helping you estimate how quickly your current sales trajectory will reach or exceed the break-even point.

- Startup Cost Calculator — inventories all one-time and recurring startup costs, separating them into fixed and variable categories to prepare the inputs for a break-even analysis before launch.

- Cash Flow Calculator — models the timing difference between when revenue is earned and when costs must be paid, showing whether a business that is above break-even might still face cash shortfalls.

- Price Optimization Calculator — tests how different price points affect both contribution margin and estimated sales volume, identifying the price that maximizes profit rather than merely covers costs.

- SaaS Metrics Calculator — calculates MRR, ARR, CAC, LTV, and churn rate for subscription businesses, extending break-even analysis into the full unit economics picture for software and service companies.

References and Further Reading

1. US Small Business Administration. Break-Even Point. sba.gov/business-guide. Accessed April 2026.

2. Horngren, Charles T., Datar, Srikant M., and Rajan, Madhav V. Cost Accounting: A Managerial Emphasis. Pearson, 16th edition, 2021.

3. Investopedia. Break-Even Analysis: Formula and Calculation. Investopedia, updated March 2026.

4. FreshBooks. How to Calculate the Break-Even Point. freshbooks.com, updated May 2025.

5. Wall Street Prep. Break-Even Point (BEP): Formula and Calculator. wallstreetprep.com, 2024.

6. SCORE Association. Break-Even Analysis Template and Guide. score.org, 2025.

Important Disclaimer

This break-even calculator is provided for informational and educational purposes only. Results are mathematical estimates based on the cost and price inputs you provide and assume a linear cost structure with constant variable costs per unit and constant selling prices. Actual business results vary based on sales mix, cost fluctuations, pricing changes, seasonality, and factors not captured in a simple break-even model. This tool does not constitute financial, accounting, tax, or business advice. Before making significant business decisions — including pricing changes, investment commitments, loan applications, or new product launches — consult a Certified Public Accountant (CPA), management accountant, or licensed business financial advisor.