You can make Google Docs read text to you out loud with a text-to-speech extension in Google Chrome.

You can turn off automatic capitalization in Google Docs by opening the Preferences menu, or through your phone's settings.

How to turn off auto capitalization in Google Docs for mobile Even if you disable the auto-capitalization feature on desktop, the setting doesn’t sync with the Google Docs app on mobile devices.

Give your hands a break and use Google's new formatting and editing commands for voice typing in Google Docs.