Voice Changer Lite (Vox Box) (com.ollie.voicechanger) on Google Play
Record your voice and add effects.You can reverse the direction and change the pitch, plus apply affects to your voice- dalek, robot, metallic, echo, and more.On-Screen display of your voice.Real time mode allows you to apply (some) effects to your voice in real time. Note that if the volume level is too high then you will get *massive* feedback and a loud squeal. I recommend you use a headset and microphone, or keep the volume lower and hold your phone to your ear.Internet / network permissions are to allow adverts to function.Functions on tablets and small phones. Tested on ice cream sandwich (ICS) Jelly Bean Gingerbread, and earlier android versions too.(Separate) 'pro' version allows you to save as ringtone and notification sound.Stockley Software