In my app the user plays a sound by pressing a button. There are several buttons which can be played simultaneously. The sounds are played using AVAudioPlayer instances. I w
It would probably be easier to help if we saw your code.
You should also check out the following link to see if you have your AVAudioRecorder setup correctly: How do I record audio on iPhone with AVAudioRecorder?
Although that link shows how to setup a recording from the mic, it might still be helpful to you.