Knodd is childcare in the mobile. With Knodd, app users get to meet experienced pediatric nurses free of charge within minutes.
The service is great, but the company had struggled to keep the CPA low. They had been using Facebook/Instagram ads over the last years, with mixed results.
They wanted to scale their business with a stable cost per acquisition using Facebook and Instagram ads.
I was able to lower the cost per app install from $4.2 to an average of $1.6, which is a 60% decrease in cost.