The new chiptune drum app, Bleep for iPhone, just got its first update adding export to iTunes file-sharing.

What's new:

• Export individual sounds and loops to WAV files!
• All sounds created will be available in itunes sharing folder.
• Oscilloscope to visualize your sounds
• Increased range of noise pitch

Buy Bleep on iTunes: $0.99

Here is a short demo of the wavetable in this drum machine.