Cloud Softphone vs MizuDroid

A cloud softphone is a software-based phone system that allows users to make and receive calls over the internet without the need for a physical desk phone. It provides voice communication capabilities without on-site PBX hardware.

MizuDroid is an open-source app that allows you to route audio through your Android device. It has features like equalizers, effects, recording, AirPlay support, and can act as a UPnP renderer.