Text to Speech (TTS) in EPUB for Engage


Release Date


Key features

This release introduces a new feature to the EPUB for Engage reader called Text To Speech or (TTS) for short.

In this release, the EPUB for Engage reader will provide a native text-to-speech experience for all users. The experience intends to achieve the following outcomes:

  • Provide students who require accommodations a more equitable, productive, and enjoyable content experience in the EPUB reader

  • Enable EPUB to serve as accessible content and reduce the burden on DSS offices to create alt-format content

  • Create greater demand for EPUB content


Engage's Text To Speech (TTS) feature includes new features & functionality. All of these features can be accessed using a set of TTS-specific hotkeys through the keyboard:

  • Text-to-speech reading

  • Element highlight: used to dictate selection(word, sentence, paragraph) of text to be read

  • Speaking highlight: used to highlight the text (word) as it is being read

  • Page navigation

  • Pause/resume reading

  • TTS preferences toolbar, which allows the following:

    • Customize element & speaking highlight colors

    • Enable/disable continuous reading mode

    • Customize reading speed

    • TTS Shortcuts description

Known Issues


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