This application has been developed to experience "SpeechJammer" (Speech Jammer) which won Ig Nobel Prize Acoustics Prize in 2012.
* Caution *
It is strongly recommended to put on headphones or earphones while using this application.
Otherwise, a terrible noise will echo.
* References *
Ver.1.0 (Oct. 26, 2013) - The 1st release.
Ver.1.1 (Oct. 26, 2013) - Handling of screen rotation is fixed.
Ver.1.2 (Jul. 26, 2014) - Layout is changed a little.