One of the pillars of the app marketing are formats – how information about apps is packed and presented to people on various advertising platforms. It’s one thing when it’s about connecting via ads a mobile app with people who need that app, it’s another when retaining app users is at stake. Mobile app users churn is a continuous challenge app marketers face around the globe, from small indie developers start-ups to big app development powerhouses and brands. There is a number of ad formats at app marketers disposal – Banners, Interstitial, Video, pop-up, pop-under and more and you may think that you know them all and there is no room for innovation.  Wrong. There is. And Aykut is here to tell us about the