Change and add effects to your voice, sound like anything from a big giant to a little chipmunk. Add background sounds and sound effects to your phone conversation. Share your favorite music when you calling your friends.Text to speech, you write, your friends listen. All these funny and useful things you can now do when you are calling freely over internet with your friends, colleagues or family. DoNaut is an instant messenger(chat) and internet phone(VoIP) add-on(Skype extras, plugin etc) and is compatible with all instant messagers and PC internet phone softwares existing today. DoNaut works with Skype, MSN, Google Talk, AIM, Yahoo! Messenger, TeamSpeak, Ventrilo, ICQ, Open Wengo and many more instant messengers or internet phone softwares. You can also use DoNaut to download free phone signals and sound effects as WAV, MP3 or OGG files. To use with your favorite IM, internet phone software or cellphone.