Last month, our indexes showed the extreme marketing that took place during the Holiday frenzy as advertisers spent heavily to drive up their app store rankings and acquire an elevated volume of users. As it turns out, for app marketers who were budget-conscious in December, January paid big dividends as the post-holiday weeks provided excellent growth and value.

Much has been written in the past month about Apple’s ban on apps that use incentivized downloads to promote other apps. Whether you support Apple’s move or not, there remains one indisputable fact: for advertisers, incentivized networks have been a valuable and cost-effective means of securing app store visibility and downloads; and for app publishers it has been a complementary, high margin revenue stream.