Voice Comparation - TRUE VOICE

https://www.youtube.com/watch?v=twUWNJCPR3I&index=4&list=PLrBe0ZE6WRXCDlOyVu_BRHDdStfELKpl 
Repeat after me - Active Comparative Recording pronunciation
http://www.robotel.com/

https://play.google.com/store/apps/details?id=com.appjungs.speak_english.android

http://www.languagelearningsoftware.com/

http://www.snow.idrc.ocad.ca/content/voice-recognition-speech-text-software

http://www.nytimes.com/2010/01/28/technology/personaltech/28basics.html?pagewanted=all&_r=0

http://www.nuance.com/for-business/index.htm

http://static.highspeedbackbone.net/pdf/Rosetta%20Stone%20Users%20Guide.pdf RosettaStone

- Active Comparative Recording pronunciation

Sounds - Com legenda em ingles
https://www.youtube.com/user/TeacherMelanie/playlists
https://www.youtube.com/watch?v=u3npjwkJgBk&list=PLEBAB903D01FE795A
American accent trainning
https://www.youtube.com/watch?v=IKxiijbfwLE&list=PLKUF3ac1bfApGwr5RqRaqYG0KGAZu48wf

Toefl

Repeat after me
https://www.youtube.com/watch?v=apgMBZHi2is Tips for repeating exercises

http://www.englishpronunciationpod.com/podcast_61.html


TRUE VOICE is Pronuncian's new feature which allows users to listen to a native speaker, record themselves speaking, then compare the two for accuracy.

http://www.pronuncian.com/