4. Messenger – 1.3 billion MAUs WeChat expanded from the texting software, exactly like WhatsApp and Messenger, into an all-in-one platform.

4. Messenger – 1.3 billion MAUs WeChat expanded from the texting software, exactly like WhatsApp and Messenger, into an all-in-one platform. Messenger utilized to be always a texting feature within Twitter, and since 2011, Twitter …