What's MB is an app that offers information about the world's most used messenger app, providing insights and statistics on its usage, features, and updates.

https://whatsmb.com/

It aims to help users stay up-to-date with the latest trends and developments in the messaging world and make informed decisions about their messaging app usage. Whether you're a casual user or a messaging enthusiast, What's MB can help you better understand the messaging landscape and make the most of your messaging app experience.