Free tools
Free calculators for contractors
Quick, genuinely useful tools — no signup required. Work out your job profit, markup, VAT and break-even, then let Lulaworks do it automatically for every job.
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Job Profit Calculator
See the real gross profit, margin and markup on a job before you commit.
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Markup & Margin Calculator
A 30% markup is not a 30% margin. Enter cost and price to see both.
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Sales Tax Calculator
Add or extract Sales Tax from any amount — either way.
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Break-even Calculator
How many units or jobs you must sell to cover your fixed costs.
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