Do not be shy. It is time to leave a voice message on facebook. Also, you can record and share any sound with your facebook friends through FacebookVoice. Update server on May. 10 FacebookVoice Pro supports up to 15 seconds free voice message on facebook. FacebookVoice Pro helps facebook users to share info/news/status by publishing a voice message, which makes facebook more fun and real. Also, voice is much easier, personal, convenient and natural than text, image or video.