"How much does an iGaming marketing agency cost" doesn't have a single honest answer, because the pillars involved get priced in fundamentally different ways — some as flat retainers, some as performance-based deals where the agency only gets paid when results show up.

How pricing actually breaks down by pillar

Why the cheapest quote usually isn't the cheapest outcome

A low flat-fee quote across every pillar is often a signal the agency is running thin, generalist coverage rather than dedicated specialists per pillar — the same tradeoff covered in the in-house vs. agency guide. The real cost comparison isn't the invoice total, it's cost against what full competent execution across acquisition, brand, retention, and trust would cost to actually staff and run well.

What to actually ask a prospective agency

Which pillars are retainer versus performance-based in their pricing, what the CPA/revshare split actually is for streamer and affiliate deals, and whether crisis/moderation coverage is included or a separate line item — a quote that can't answer these clearly is a quote that hasn't actually priced the work, just picked a number.

Where this lands for most brands

Full-service all-in-one pricing usually costs less in total than piecing together the same pillar coverage from separate specialist vendors, mainly because a single team running all 11 pillars avoids the coordination overhead and duplicated account-management cost of managing several vendor relationships at once.