About the Retainer Calculator
Price a monthly retainer from committed hours, your rate and a retainer discount, with the effective hourly rate.
Also known as: monthly retainer, retainer fee, retainer pricing.
How to use this calculator
- Enter hours per month, normal hourly rate, retainer discount.
- 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.
Formula
Retainer = hours × rate × (1 − discount)
Worked example
Using the values pre-filled in the calculator above:
- Hours per month = 20
- Normal hourly rate = 90
- Retainer discount = 10 %
the calculator returns:
- Monthly retainer: 1,620
- Effective hourly rate: 81
- Annual value: 19,440