Calculator
Profit Margin Calculator
Estimate gross profit and margin from revenue and cost.
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Calculators
Browse practical calculators and utilities by topic. Each tool is designed to solve a specific question, with clear inputs and readable results.
Calculator
Markup Calculator
Set a selling price from unit cost and a target markup percentage.
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Split Bill Calculator
Share a bill evenly after adding an optional tip percentage.
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Tip Calculator
Calculate a gratuity and optionally split the final bill among diners.
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VAT Calculator
Estimate value-added tax and the total payable from a net price.
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Sales Tax Calculator
Estimate sales tax on a purchase from the taxable price and rate.
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Discount Calculator
See the money saved and final price after a percentage discount.
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Percent Difference Calculator
Compare two values without treating either one as a designated baseline.
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Percentage Change Calculator
Compare two values and show both direction and percentage change.
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Percentage Decrease Calculator
Measure a decrease in a price, quantity or metric using two values.
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