Until recent news involving the Signal app, it was a relatively unknown messaging app compared with WhatsApp to many nontechnical users.

Until recent news involving the Signal app, it was a relatively unknown messaging app compared with WhatsApp to many nontechnical users.

WTOP’s Data Doctors compares Signal and WhatsApp to take a look at whether it’s worthwhile to make a switch from one messaging app to another.

Until recent news involving the Signal app, it was a relatively unknown messaging app compared with WhatsApp to many nontechnical users.

Here's a breakdown of the major differences between the two encrypted messaging platforms to help you decide which to use. Facebook and Signal were not immediately available for comment.

Those apps include Telegram and Signal, which are more secure than standard text messages. However, there is one key difference between these two apps you should know about.