A free program for Android, by Microsoft Corporation.

In the age of video and audio calling, the importance of voice communication has been reduced. However, with the rise of virtual meetings, audio calling is now making a comeback. If you want to be a part of this revolution, then you should download the new Microsoft Kaizala app.

The app is an audio-only chat and call app that lets you send messages. You can also send files, photos, and videos to your contacts. If you want to be a part of the new world of online communication, you should download this app.