Therefore you can only use the Web version or run the Android app through an Android emulator or mirroring tool. Unfortunately, Google has not created any computer application. The Google Duo video-calling application is designed for both smartphones and PC through the web. Part 2: How to Download and Use Google Duo on PC? It also offers a search bar near the top in addition to a menu that allows access to the settings. The top half shows what the camera captures, and the bottom shows the contacts or groups. Google Duo offers a simple interface that is made up of a screen split into two. The main interface of Google Duo will appear and allow you to make your first video or audio call. Enter the one-time verification code Google sends to your mobile phone through SMS or phone call. Designate whether the app can send notifications and access the camera and microphone. Agree to the Privacy Policy and the Terms of Service to start using it. Download the Google Duo app and install it on your Android or iOS device. Here are the steps to follow when using Google Duo to make a call. Allows users to make group calls of up to 32 people.Allows users to link Duo with their Google accounts.