The Information, this new 'feature' will likely be announced at the upcoming Google I/O event, due to take place at the end of May in San Francisco. Charging different prices depending on some nebulous factors is only part of what is expected to be a larger, focused A/B testing initiative from Google, which will allow app developers to test out different approaches to marketing their goods in hopes of finding a sweet spot. In other words, developers will have the ability to test out, say, a different app icon and presentation, in addition to price, in order to better understand their markets.According to developers who were told about such plans, cited by
The question that you're wondering, of course, is whether we'll arrive at a point where a friend next to us is charged a dollar less for the same app than we were. The reality is that we don't know, at least not yet. If we were to guess, however, Google will likely put some serious limits to this feature of the Play Store in order to avoid just that. Otherwise, outrage will be imminent.
In conclusion, A/B testing may very well be a good thing for Android developers and users, as it could lead to more successful apps, and thus — higher quality and even more diversity.
source: The Information