Whatsilent is a Chrome extension plugin that will let you do two things. First of all, it's a very simple and easy-to-use extension for app. You can choose how you want to block the annoying messages from WhatsApp. You can either block all messages or only the ones from a certain contact. Secondly, it lets you mute those people from the group chat too.

You can use this extension to block the annoying forwards or people from your WhatsApp group. You can also mute those who speak loudly. This is very useful when you need to stay focused, and don't want to have any kind of distractions. This is a must-have extension for people who are online a lot.