Paint coverage
Area + coats → gallons to buy
Free tools for painting contractors
Price the work.
Protect your profit.
Work out the paint, the hours, and the price—with assumptions you can actually adjust. Six practical calculators for your next painting bid.
Find your calculatorNo signup. No charge. English & Español.
What are you working out?
Plug in your numbers. Every result shows its working and assumptions.
Interior painting
Walls + trim → hours, paint & price
Exterior painting
Siding + access → labor & price
Cabinet painting
Doors + drawers → a job budget
Your hourly rate
Income + overhead → a billing rate
Markup & profit
Job costs + margin → selling price
See where every dollar goes.
The job calculators split the price into labor, materials, overhead, and profit. Change the margin and see the effect before you send the bid.
Work out your own marginExample: $1,800 in costs at a 35% margin
$2,769.23
- Labor$1,20043%
- Materials$35013%
- Overhead$2509%
- Profit$96935%
35% margin = 53.85% markup
Less guesswork.
More clarity.
Every job is different. These tools show their working so you can adjust the numbers to the way your crew actually works.
Read our methodology-
Measure the scope
Paintable surfaces, trim, items, and coats. A good estimate starts with a clear takeoff.
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Use your costs
Adjust materials, production rates, preparation, and overhead to your business.
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Check the margin
Understand what remains after your costs before you send the bid.
From the first estimate to the final invoice.
Painters Log helps you connect estimates, jobs, and invoices. These calculators are a free place to start.