Pocket tunes delux 3 1 is better than 2.X
The Pocket Tunes v2.0.2 is much more stable than v3.1.x. There are certain features present in the v3.1.x that causes the phone to malfunction or the screen to blank out randomly. As a suggestion, v4.x is available for download and the developers claim that all the bugs present on the previous versions were already resolved in this version. Aside from that, all phones that were released after the v.3.1.x update are fully supported on the v4.x.