Want to send a message to someone but keep a little bit of mystery? Invisible Ink lets you do just that. Here's how to use it when sending a message.

In many regions, WhatsApp has become the default instant messaging service, connecting billions of users to their friends and ...

SEE ALSO: On TikTok, 'The Hunger Games' is a metaphor for our modern dystopia Invisible ink launched in 2016 with other iMessage Bubble and Screen effects, including gentle and slam, but the other ...