If you want to communicate with people who use different messaging applications, you can use the Speech to Text function of your Android device. You will not need to install any extra applications. This is a speech-to-text app that is compatible with the most popular messaging applications. The best thing about this app is that you will not need to install any additional software. You can simply use it as a regular speech recognition app.

The first step is to install the app. You will be asked to install the Google Text-to-Speech (TTS) engine. This is a small program that will be installed on your device.