You can set custom ringtones on your iPhone through the GarageBand iOS app or iTunes/Finder on your computer. Here are the steps you should follow.

To make a custom ringtone for an iPhone, you'll need to edit a song using iTunes on your computer. Here's how to do that and copy it to your iPhone.

Apple has released an update to iTunes that blocks users from creating free custom ringtones and then syncing them to an iPhone. Despite Apple’s best efforts to thwart users, a workaround has ...

iToner, Ambrosia's ringtone software tool for the iPhone, has been updated for iTunes 8.