Anna Maistrenka from Splitmetrics presented her keynote at the international mobile marketing conference Target Summit Berlin 2015 (http://targetsummit.com).
She told us about good conversion rates for different categories and abour screenshot hypotheses.
Presentation: http://www.slideshare.net/targetsummit/targetsummit-berlin-splitmetrics-eugene-nevgen
Anna Maistrenka (Splitmetrics): A/B testing of icons and screenshots for AppStore and Google Pay