How to make my music play on my iphone 4s?

I recently bought a song on iTunes that cost $1.29, it said it was downloading, but when i go to my music it says " no content". But when i go to itunes it shows the song and says "purchased". Any help?

How much data does Speedtest app use on mobile?

I had about only 50mb left from my 1gb internet bundle on my iphone 5, but after using speedtest app for a few minutes, it all gone! I know 50mb is very little but it's fine for using whatsapp.

So I wanted to know how much data does speedtest consume?

Wondering how to hide texts on iPhone?

I have a lock, but when I get new texts they can be seen without having to put in the code! I know there's a way to fix this, but I don't know what it is. Also, there are conversations with certain people that I wouldn't necessarily want anyone to be able to read if they were to borrow my phone, so is there a way to keep them hidden without deleting them? Maybe an app or some setting that would allow me to put a lock on them? Not really sure what options there are, but any advice you can give me would be helpful.

Which is better an iPhone or. Trampoline?

My birthday is coming up and I don't what to get should i get an iPhone or a trampoline oh and keep in mind I already got justin bieber tickets for my birthday this would be my second birthday gift

How much MB/GB does it use to TAKE a video?

I have so crazy kids threatening to mess up my challenger. So I wanna take keep my iPhone on record all night so that if they do mess up anything I have proof. I have 4.6 GB of free space on my iPhone, will that be enough to keep my iPhone on Record for about 8hrs

What iOS version do I download on my iPhone 3GS?

I have an iPhone 3GS and I have iOS version 4.1. I'm trying to figure out what version to update it to I read somewhere that the highest you could go is 4.2.1. But when I'm trying to update it on iTunes it's saying that the latest version for my phone is 6.1.3. I'm afraid to update it because last time I did it froze on the home screen and I had to take it to a professional to get it fixed. What do I update it to?

Is there an app to share music between iPhone and Android?

Me and my boyfriend want to compare music libraries, simple enough. But we're about an hour apart and he has an Android while I have a iPhone. There's lots of great of apps to stream songs you select to people but it seems that they're all limited to the kind of phone you have… There aren't any cross-platform music streaming apps… That we know of. Does anyone know of any? Or of another solution?