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Payroll Cost Calculator
Total payroll cost with a payroll burden you enter.
Business Calculators
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Free business calculators for everyday questions, from quick checks to detailed breakdowns.
Business tools (51)
- Tested
Price Elasticity of Demand Calculator
Price elasticity of demand by the midpoint (arc) method.
Business Calculators
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Price Elasticity of Supply Calculator
Price elasticity of supply by the midpoint (arc) method.
Business Calculators
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Productivity Rate Calculator
Productivity from output and input (hours, workers or cost).
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Quick Ratio Calculator
Acid-test ratio of liquid assets to current liabilities.
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Real Estate Commission Calculator
Commission on a sale and an agent's share after a split.
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Retention Rate Calculator
Customer retention over a period.
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Return on Equity Calculator
Net income relative to average shareholders' equity.
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Revenue Calculator
Revenue from price and units sold.
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ROAS Calculator
Return on ad spend.
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ROI Calculator
Return on investment.
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Sales Quota Attainment Calculator
Percent of quota achieved.
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All business calculators by topic (51)
Accounting
Economics
Inventory
Marketing
Operations
Profitability
Ratios
Real Estate
About business calculators
Business Calculators help you turn a question into a clear, checkable answer. Each tool lists its inputs, shows the formula it relies on and explains how to read the result.
Browse by topic using the filters, or search for a specific tool. Tools that are still being built are clearly marked as previews and are not presented as finished calculators.
Frequently asked questions
Are the business calculators calculators free?
Yes. Every calculator on Calculator Atlas is free to use and requires no sign-up.
How are results verified?
A calculator is only published after its formula has been implemented, tested against reference values and reviewed. Pages still in development are labeled as previews.