positive: Reviews that love the app or a feature, or generally find it fun, great, perfect, epic, etc. People recommending others to buy/download it.
addictiveness: Reviews talking about an app being enjoyable, useful, addictive, entertaining, fun, easy to use. People saying how they keep using an app or can't stop playing it.
crash: Reviews talking about the app or a feature crashing, freezing, not loading or working properly or needing bug-fixing.
negative: Reviews finding the app terrible, boring, unusable etc. People talking about deleting, uninstalling or even hating the app or a version; recommendations to others to not buy / download / upgrade.