Speech to Text 語言轉文字 voice typing:
voicetotext 、dictation 、speechnotes 、粵語 、ttsfree 、anytexteditor

TTS (Text to Speech):
OneNote, Acrobat pdf, Chrome(read aloud), Edge, Balabolka

  1. lovevoice.ai
  2. cantonese.ai(20字)
  3. speechma.com
  4. naturalreaders.com
  5. Narakeet 廣東話
    迅捷在線翻譯
  6. 文字轉語音閱讀器 、tw.piliapp.com
  7. paralink.com 、imtranslator.net
  8. wideo.co (mp3)
  9. microsoft.com 文字轉語音
  10. Chrome Read Aloud: 文字語音朗讀助理
  11. from text to speech (mp3)
  12. tts-mp3
  13. nuance.com
  14. readspeaker.com

mp3 to text:

  1. bluemix.net
  2. editor.flixier.com
HK Public Library: Audio-books with scripts
Other Links: