Republic Telephony is a core component of Republic's hybrid calling and messaging. Calling and texting and other features may not work if you uninstall this app. This is only for Republic devices running Android Lollipop. Those devices should already have this app, so normally you should not need to manually install it.
You are able to get the installer of Republic Telephony 2.1.8.2367 for free and take a look at users' reviews on Droid Informer. The app works fine on Android 5.1 and above. The download of this application is safe and secure. Republic Wireless is the developer of Republic Telephony which can be found in the Communication category.
The most recent update of the app was released on Mar 19, 2019 and this application was downloaded by over 100K users. Republic Telephony has the overall rating 3.9 on Google Play.
Some users indicate that you can find such a drawback of the app as playback issues.