Get feedback on your apps from peer developers directly in Google Play or the App Store. Getting a constant flow of positive reviews is a crucial factor in making your apps rank higher in the store charts and become more visible.
It’s working as rating exchange service. Register on site and add your apps from Google Play and/or Appstore.
Write a reviews on other developers apps to collect points. Each point is one review for your app.
Notice that you can write reviews only from you mobile browser.
Good luck and more positive reviews !