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Voice Features

Use voice input and output for a more accessible and convenient learning experience.

Overview​

Testify integrates voice technology to make learning more accessible and interactive through text-to-speech and speech-to-text features.

Voice Features

Text-to-Speech (TTS)​

Listen to Questions​

  • Click speaker icon on any question
  • AI reads question aloud
  • Natural pronunciation
  • Multiple languages supported

Listen to Options​

  • Hear all MCQ options
  • Compare while listening
  • Accessibility feature
  • Hands-free review

Listen to Explanations​

  • Hear solutions read aloud
  • Better comprehension
  • Learn while multitasking
  • Audio learning preference

Text to Speech

Speech-to-Text (STT)​

Voice Input for Answers​

  • Click microphone icon
  • Speak your answer
  • AI converts to text
  • Edit if needed

Voice Commands​

  • Navigate exam by voice
  • "Next question"
  • "Previous question"
  • "Submit exam"

Dictation Mode​

  • Long answers by voice
  • Faster than typing
  • Natural expression
  • Accessibility support

Speech to Text

Supported Languages​

TTS Languages​

  • English
  • Hindi (हिन्दी)
  • Bengali (বাংলা)
  • Tamil (தமிழ்)
  • Telugu (తెలుగు)
  • Marathi (मराठी)
  • Gujarati (ગુજરાતી)
  • Kannada (ಕನ್ನಡ)
  • Malayalam (മലയാളം)
  • Punjabi (ਪੰਜਾਬੀ)
  • Odia (ଓଡ଼ିଆ)

STT Languages​

  • Same as TTS
  • Accurate recognition
  • Context-aware
  • Continuous improvement

Voice Settings​

Customize Voice​

  • Choose voice (male/female)
  • Adjust speed
  • Volume control
  • Language selection

Quality Settings​

  • Audio quality
  • Microphone sensitivity
  • Noise cancellation
  • Echo reduction

Voice Settings

Use Cases​

For Students​

Accessibility:

  • Visual impairments
  • Reading difficulties
  • Dyslexia support
  • Motor disabilities

Convenience:

  • Multitasking
  • Hands-free study
  • Faster input
  • Natural interaction

Learning:

  • Audio learners
  • Pronunciation practice
  • Language learning
  • Better retention

For Teachers​

Content Creation:

  • Dictate questions
  • Voice feedback
  • Audio instructions
  • Faster grading comments

Technical Requirements​

For TTS​

  • Modern browser
  • Internet connection
  • Audio output (speakers/headphones)
  • No special hardware

For STT​

  • Microphone
  • Quiet environment
  • Modern browser
  • Good internet connection

Privacy & Security​

Voice Data​

  • Not stored permanently
  • Processed securely
  • Encrypted transmission
  • Privacy compliant

Permissions​

  • Microphone permission required
  • User control
  • Can disable anytime
  • Transparent usage

Best Practices​

For Best Results​

TTS: ✅ Use headphones ✅ Adjust speed to comfort ✅ Good audio quality ✅ Quiet environment

STT: ✅ Clear pronunciation ✅ Minimize background noise ✅ Good microphone ✅ Speak naturally ✅ Review transcription

Troubleshooting​

TTS Not Working​

  • Check audio output
  • Verify internet connection
  • Try different browser
  • Check volume settings
  • Disable browser extensions

STT Not Accurate​

  • Speak clearly
  • Reduce background noise
  • Check microphone
  • Try different browser
  • Adjust sensitivity

Permission Issues​

  • Grant microphone permission
  • Check browser settings
  • Reload page
  • Try incognito mode

Accessibility​

WCAG Compliance​

  • Screen reader compatible
  • Keyboard navigation
  • High contrast support
  • Accessible controls

Inclusive Design​

  • Multiple input methods
  • Flexible output
  • User preferences
  • Universal access

Future Enhancements​

Coming Soon​

  • More languages
  • Better accuracy
  • Offline support
  • Custom voices
  • Advanced commands

Next Steps​

Need Help?​