Agency pricing explained: retainer vs % of spend vs performance.
Before you hire a digital marketing agency, understand how they charge — because the pricing model quietly decides whether the agency's incentives are aligned with your growth or with their invoice. There are three common models, and they are not equal.
1. Fixed monthly retainer
You pay a flat fee — commonly €2,000–€20,000 (or $8k–$25k+ in the US) per month — regardless of results. Predictable for budgeting, but the agency gets paid the same whether your campaigns win or lose. In slow months you're subsidizing their overhead.
- Good for: agencies with heavy fixed labor; clients who want a fixed line item
- Risk: zero built-in incentive to improve performance once you've signed
2. Percentage of ad spend
The agency takes 10–20% of whatever you spend on ads. Common in the US. The problem is obvious: the agency is rewarded for spending more, not for spending efficiently. Scaling spend scales their fee even if your CAC balloons.
- Good for: large, mature accounts where efficiency is already dialed in
- Risk: incentive to increase spend, not returns; fee grows even as ROAS falls
3. Performance / flat-aligned pricing
You pay for outcomes — or a lean flat fee that scales with spend rather than a bloated retainer. This is the only model where the agency wins when you win. It requires an agency confident enough in its execution to tie pay to results.
- Good for: growth-stage brands that measure revenue, deposits or purchases
- Why it works: incentives aligned — efficiency and scale both benefit you
How HeatMarketers prices
We reject the bloated-retainer model. For most accounts we price on performance, scaled to volume and scope — you pay for outcomes, not hours. For US accounts we offer a flat 8% of ad spend with no retainer: senior execution at a fraction of what Bay Area shops charge. Whether you're in Limassol, Dubai or San Francisco, the principle is the same — our pay is aligned to your results.
The question to ask any agency
"If my campaigns underperform for three months straight, does your fee change?" If the honest answer is no, their incentives aren't aligned with yours. That single question tells you more than any pitch deck.