Amuse the people around you, or yourself, by adding effects to your speech instantly!
Use with a headset, or with the built-in microphone and speaker. It will listen, and talk back with added effects!
Check out the full version, VoiceLab, that can also record, manipulate, save, and share the recordings as WAV or Ringtones! (The Ringtone part requires an iPhone 3GS/4)