At present, Katrina has an impressive 15,281,067 followers on her WhatsApp channel.
The social media and tech moguls have been egging each other into a mixed martial arts cage match in Las Vegas since June.
In a Wednesday letter, an attorney representing Twitter, accused Meta of unlawfully using Twitter's trade secrets and other intellectual property by hiring former Twitter employees to create a "copycat" app.
The app went live just after midnight Wednesday in the UK in Apple and Google Android app stores in more than 100 countries including the US, Britain, Australia, Canada and Japan
The feature has started rolling out globally and will be available to everyone in the coming weeks, the Meta-owned platform said.
The Meta CEO announced the arrival of their third child with a social media post.
The subscription bundle for Instagram and Facebook, to be launched later this week, also includes extra protection against impersonation.
The mass layoffs, the first in Meta's 18-year history, follow thousands of job cuts at other major tech companies including Elon Musk-owned Twitter and Microsoft Corp.
Users will be able to create a call link from the call section and share it with their family and friends. Roll-out will begin this week.
The new features allow WhatsApp users to exit group chats without notifying everyone, control who can see when you're online, and prevent screenshots on view once messages.