That's what I did back in the SmartThings days: LANnouncer on an old Android phone for a completely local TTS solution.
Have you looked at the Fully Kiosk Browser integration as an Android phone + app solution?
Download the Hubitat app
That's what I did back in the SmartThings days: LANnouncer on an old Android phone for a completely local TTS solution.
Have you looked at the Fully Kiosk Browser integration as an Android phone + app solution?
Download the Hubitat app