VoToNa – Voice Tone Analysis


Voice as a human-machine interface is becoming ubiquitous. But traditional speech-to-text analysis fail to recognize contextual meaning (emotions or speech intentions), that are precious to improve user experience. VoToNa is an audio signal processing mobile toolkit recognizing prosody features of the voice.


  • Conversation analysis
  • Emotion detection
  • Speech tone recognition
  • Voice command
  • UI/UX