Apple threat the developers that they will lose their account and even be banned from the App Store if they cross the line when promoting their apps – the company take such step after some buzz flying all around over the manipulation of App Store rankings, from the Touch Arcade forums thread. Such activities mainly done in lieu of buying up big quantities of clients’ apps which artificially increase their rankings results in ensuring further success.
The ‘Top 25’ power really means a lot for the developers and even the topic been a long point of discussion too, as the ending up at the top of the list can mean their difference between gaining place above the bar and the power of unsupportable downloads volume.
The warning on Apple developer site read as:
Adhering to Guidelines on Third-Party Marketing Services
Feb 6, 2012
Once you build a great app, you want everyone to know about it. However, when you promote your app, you should avoid using services that advertise or guarantee top placement in App Store charts. Even if you are not personally engaged in manipulating App Store chart rankings or user reviews, employing services that do so on your behalf may result in the loss of your Apple Developer Program membership. Get helpful tips and resources on marketing your apps the right way from the App Store Resource Center.