I am using this aplication by suggation of my friend and I experianced this aplication is realy good and useful its video quality is realy clear and also audio quality friends this is a useful aplication while strength of network is low it works in poor network quality also I realy like this aplication and I recomands to all my friends to use this aplication to creat video call with me and I also recomends you this is a good aplication it does not content any advirtisment and does not creats any problem so I am a user of this aplication for every time I like google duo