Alternatives · 3 of 4
Layers vs. hiring a growth marketing agency
A good growth agency brings something no tool does: a strategist who has seen a hundred launches and can tell you which mistakes to skip. That judgment is real and valuable. The question is what it costs to access it, how fast it moves, and what's left when the retainer ends.
Yes, your agency is using AI too
Assume any agency worth hiring in 2026 has AI baked into their workflow already: drafting ad variants, generating creative, summarizing reports. That's not the differentiator it would have been a couple of years ago.
Credit where due
Where a good agency genuinely wins
The judgment is real, and some of it no system replaces yet.
Strategic judgment
An experienced strategist can pattern-match against dozens of prior launches in a way no system does yet, especially for positioning and brand-level calls.
Fully hands-off
You're paying, in part, to not think about marketing day-to-day. For a founder buried in product work, that's worth something.
Relationships
Established agencies often have creator and media-buying relationships, and can move faster on those specific fronts than a cold start.
Range beyond performance
Good for work that's genuinely hard to automate: brand campaigns, PR, offline, complex multi-market rollouts.
The gap
Where the retainer model struggles
None of this is bad faith. It's the structure of the relationship: what an agency can see, and the cycle it works on.
Growth agency (AI-augmented or not)
- Retainers commonly run $3,000 to $15,000+/month, often with management fees on top of ad spend
- Onboarding typically takes weeks before the agency, and their tools, understand your product well enough to move fast
- Decisions run on a reporting cycle, weekly or monthly, not the moment a signal appears, no matter how fast their internal tools draft creative
- Their AI tools work from what you tell them or connect to a dashboard, not from your GitHub commits, SDK events, or App Store Connect data directly
- Incentives are billed on retainer/time, not always tightly tied to your install or revenue outcomes
- Institutional knowledge (what worked, what didn't, why) largely leaves when the contract ends, chat history and all
Layers
- Plans run $19 to $199/month; no separate management fee on ad spend
- Starts working the moment you connect your app, no multi-week ramp
- Acts continuously: a shipped feature or a fatiguing ad gets responded to the same day
- Reads your GitHub, App Store Connect, ad accounts and SDK events directly, not secondhand
- Every result, organic or paid, is measured against installs and revenue automatically
- What it learns about your product stays in the system, compounding whether or not your team changes
The call
Which way to go
Both answers are legitimate. It comes down to whether the work is judgment-led or performance-led.
Choose an agency if
- You need senior counsel on brand positioning, PR, or a complex multi-market launch, judgment calls that benefit from deep human experience
- You want marketing entirely off your plate, including the decisions, not just the execution
- Budget for a retainer isn't the constraint, and you value an established network of creators or media buyers
Choose Layers if
- You want strategic decisions made from your actual data, the same day it changes, not at the next monthly review
- A multi-thousand-dollar-a-month retainer is a hard sell relative to the certainty of the outcome
- You want the learning to stay in a system you control, not walk out the door if you switch vendors
- Your growth is performance-driven (content, paid, ASO) rather than brand/PR-led
Frequently asked questions
Can Layers replace a growth agency entirely?
For performance-driven growth, content, paid acquisition, ASO, measurement, yes, for most teams. For brand strategy, PR, or offline work, a specialist agency or consultant still has a role; Layers is built for the always-on performance loop, not brand campaigns.
How much does a typical growth agency cost compared to Layers?
Retainers for growth/performance marketing agencies commonly range from roughly $3,000 to $15,000+ per month, frequently with additional fees layered on ad spend, plus a multi-week onboarding period. Layers' plans run $19 to $199/month with no separate ad management fee, and start working immediately once connected.
What happens to institutional knowledge if we switch agencies?
Typically it walks out the door: new agencies usually restart discovery and testing from close to zero. Because Layers' strategy is built from your own connected data (not a person's notes), that knowledge persists regardless of who's operating the account.
Doesn't my agency already use AI tools internally?
Almost certainly, and that's a good thing: it makes their execution faster. It doesn't change the structural parts of the relationship this page is about: the retainer, the reporting cycle, the ramp time, or the fact that even their AI tools are working from what you've told them rather than a live read of your codebase and SDK events.
Start with one link
Drop in your app's site or store page. Layers reads it and gets to work.