You can use the Voice setting (under Avaz Settings > Voice settings) to moderate the selected voice, to make it sound more masculine or feminine to make it nmore appropriate to the user's voice and age.
- Tap the Menu button (screenshot 1)
- Tap the Settings button (screenshot 2)
- Select the Voice from Audio settings
- Note that Avaz Android offers Readspeaker voices while Avaz iOS offers Ivona voices
Screenshots from Avaz ver 6.6
Screenshot 1: Menu button
Screenshot 2 - Settings button
Screenshot 3 - From Audio Settings, tap the Voice option
Screenshot : Default voices
Screenshot: Select the voice from Default voices > English > Voice
For versions less than 6.6 you can use Avaz Settings > Voice settings to change the voices.