How a crypto exchange hit 472 signups in 7 days at $3.31 CPA
472
Signups in 7 days
$3.31
Cost per signup (CPA)
$2.50
Blended CPC after organic
7 days
Campaign window
THE SITUATION
A category where most paid accounts get shut down before they scale
Crypto and Web3 platforms operate under some of the strictest ad policies of any category. Ad accounts get flagged or banned for language that would pass review in almost any other industry, and the audience itself is skeptical by default, burned before by hype-driven marketing with nothing behind it.
The brief was a fast signup push for a launch window, without tripping platform compliance and without relying on paid spend alone to carry the number.
THE CHALLENGE
Paid alone could not carry both volume and trust
Generic crypto ad creative gets accounts suspended mid-flight, which kills momentum during exactly the window that matters most. Running paid safely meant compliant messaging from day one, not a rewrite after a rejection.
Paid also could not solve the trust problem on its own. Skeptical users in this category convert better off signals that look organic and community-driven than off ad creative alone, so the campaign needed a second channel working the same window.
THE APPROACH
Compliant paid, running alongside an organic creative layer
The paid campaign was built around compliance-safe messaging designed to stay live for the full window rather than risk a mid-campaign shutdown, prioritizing platforms and formats least likely to trigger a review flag.
In parallel, an organic creative strategy ran the same week, aimed at the trust and community signals paid alone could not produce. That organic layer was not a side effort, it was priced into the plan as the mechanism that would pull blended CPC down as the week progressed.
THE RESULTS
472 signups in 7 days, CPC cut to $2.50 as the organic layer kicked in
The campaign delivered 472 signups in the 7-day window at a $3.31 CPA, with the paid account staying live and compliant for the full run.
As the organic creative layer built momentum, blended CPC came down to $2.50, confirming the parallel-channel approach as the more efficient path in this category versus paid spend alone.
KEY TAKEAWAY
In crypto and Web3, compliant paid creative and organic trust-building are not separate workstreams, they are the same campaign. Paid alone risks a shutdown; organic alone is too slow for a launch window. Running both together is what makes the CPA and CPC numbers work.
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