Client Retainer Calculator

Estimate a monthly retainer per client that supports your income target, expenses and non-billable safety buffer.

Retainers need scope limits

A sustainable retainer should define deliverables, response times and included hours so extra work does not silently reduce your rate.

Calculation currency

Monthly income targetMonthly business expenses

Number of retainer clientsHours per client / month

Tax / safety buffer %

RECOMMENDED MONTHLY RETAINER / CLIENT—

Monthly revenue needed—

Effective hourly value—

Annual revenue target—

Retainer clients—

Estimate only. Adjust for scope, availability, taxes, payment fees and client-specific risk.