About the Project Cost Calculator
Price a project from estimated hours, hourly rate, expenses, contingency buffer and tax.
Also known as: project rate calculator, project quote, project pricing, estimate project price, project-rate.
How to use this calculator
- Enter estimated hours, hourly rate, expenses, contingency buffer and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Project Cost formula
Quote = (hours × rate + expenses) × (1 + buffer) × (1 + tax)
Worked example
Using the values pre-filled in the calculator above:
- Estimated hours = 60
- Hourly rate = 75
- Expenses = 400
- Contingency buffer = 15 %
- Tax to add = 0 %
the calculator returns:
- Project quote: 5,635
- Labour: 4,500
- Contingency: 735
- Tax: 0