Audio (345 programs)

Pros: Makes it easier to find files. Synchronises and backs up files.

Cons: Can be a little slow. Not free if using more than 2GB of space.

Pros: Famous rappers' music. Record your own raps. Adjusts the volume of music and voice.

Cons: Exclusively rap. Few free beats. Sound could be improved.

Pros: Lots of fun DJ effects and sounds. Slick interface. Easy to add as ringtones or SMS tones.

Cons: Sound effects are all very generic.

Pros: Easy-to-use. Astonishing amount of information. Well curated.

Cons: Information can be difficult to sort through.

Pros: Few competitor apps. Plenty of tracks to get into.

Cons: Lots of ads. Parental guidance required.