If you're looking to Download Unmute on your Chromebook laptop Then read the following guideline.

Unmute lets your phone talk for you, on the phone! With Text-To-Speech you can program sentences you want your phone to speak out loud. Also over the phone! This can be helpful for people who are mute (can’t / don’t talk) or if you have other speech impediments. The user on the other side of the line will hear the sentences spoken out loud by your phone through the call. Features: - Create your own custom sentences - Favorite sentences are grouped together for easy use - Change the gender of the voice - Works in lots of languages