12. iMessage Ranking 12th in our list of the best apps to hide text messages on phone is iMessage. iMessage has always been on top in offering end-to-end encryption between users.

This method works best for text-only messages that triggered a notification while your phone's screen was locked. You won't recover deleted media files this way, and longer messages might appear ...

Thus, it is at the top of the list of 12 best apps to hide text messages on phone. At first glance, this app may seem like a regular messenger.