Tap Tap Revenge the second-most downloaded free application of the year from their App Store, and the most downloaded free game. In April 2009, internet marketing research company comScore announced the results of a study which claimed 1 in 3 U.S. iPhone OS users had downloaded the game, and that it was the most popular application for the iPhone and iPod Touch. As part of the 2nd generation iPod touch advertising campaign, Apple featured "Tap Tap Revenge" in print and television ads with the headline "The funnest iPod ever.". The game spawned three direct sequels, "Tap Tap Revenge 2", "Tap Tap Revenge 3",
Zeppelin (iPod speaker system) HiFi<WHFair />, in connection with their Zeppelin Air reviews. What HiFi said that "despite its smaller stature, there was no dip in sound quality." Zeppelin (iPod speaker system) The Zeppelin (iPod Speaker System) is a group of speaker systems sold, designed, and manufactured by the English audio company Bowers & Wilkins for use with the iPod. . The original speaker, the Zeppelin, was on sale from 2006-2011." WhatHiFi" considered that it "set the benchmark for premium iPod speaker docks". The device has now been updated, and renamed the Zeppelin Air. It received substantial reviews by "PC magazine", which rated it