Sengi

Your retainer looks like reliable income. But is it?

Retainers feel safe. Predictable revenue, recurring client. But if hours drift up without a fee increase, your effective rate silently drops month over month.

Retainer 1

Stop guessing. Start tracking.

Sengi automatically calculates your effective rate for every project, warns you when profitability drops, and flags scope creep before it eats your margins.

  • Real-time effective rate per project
  • Budget alerts at 80% and 100% thresholds
  • Automatic scope creep detection
  • Invoicing, contacts, and PDF export built in
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Why freelance retainers can be deceptively unprofitable

Retainers are the most psychologically comfortable arrangement for freelancers: predictable income, a familiar client, reduced sales effort. But this comfort can mask declining profitability. When you first sign a retainer, you know how many hours it takes. Over time, the scope of “what is included” expands. The client asks for a bit more each month. You absorb it because the relationship feels valuable. But each additional hour reduces your effective rate.

How to check if your retainer is worth keeping

Start by tracking your actual hours for 2–3 months, not estimated, actual. Divide the monthly fee by those hours to get your effective rate. Compare it to your target rate and to what you earn on project-based work. If the retainer consistently pays below your target, you have three options: renegotiate the fee, reduce the scope, or replace the retainer with higher-paying project work.

The 20% drift warning

A useful stress test for any retainer is to ask: what happens if hours increase by 20%? This is not hypothetical. It is the average drift that freelancers report on long-running retainers. If a 20% increase drops your effective rate below your minimum acceptable rate, the retainer is fragile. This calculator shows you that drift scenario for every retainer you enter.

Track retainer profitability automatically

This calculator gives you a one-time check. For ongoing visibility, Sengi tracks your effective rate on every project including retainers, in real time. It alerts you when a project drops below your target rate and flags scope creep before it becomes a recurring loss.