Business Calculators
Essential tools for pricing, margins, break-even analysis, and business financial planning.
Contractor Markup & Margin Calculator
Calculate the right markup percentage and profit margin for your contracting jobs.
ROI Calculator
Measure the return on your investment and compare different opportunities side by side.
Break-Even Calculator
Find out how many units you need to sell to cover your costs and start making profit.
Essential Tools for Small Business Owners
Running a profitable business requires more than great products or services — it demands a clear understanding of your numbers. Pricing too low erodes margins, while pricing too high drives customers away. Our business calculators help you find the sweet spot and make data-driven decisions.
Start with the break-even calculator to determine exactly how many units you need to sell — or how much revenue you need to generate — before your business covers its fixed and variable costs. This is essential for launching new products, evaluating pricing changes, or deciding whether a new location makes financial sense.
The contractor markup and margin calculator clears up one of the most common pricing mistakes: confusing markup with margin. A 50% markup only yields a 33% margin, and getting this wrong can quietly destroy your profitability. Enter your cost and desired margin to see the exact selling price, or work backward from a selling price to understand your true margin.
When evaluating investments in equipment, marketing, or expansion, the ROI calculator measures your percentage return and annualizes it so you can compare opportunities with different time horizons. Pair it with the loan payment calculator to see whether financing an investment makes sense after factoring in interest costs. Every tool on CalcGrove is free, runs in your browser, and never shares your data.