Signal - Private Messenger keeps your phone calls secure. If you're worried about the security of your telephone conversations, this app can encrypt and protect your voice calls, requiring only your ...

If you're more likely to use a messaging app than regular old texting, you have plenty of options to choose from: there's WhatsApp, Facebook messenger, Telegram, Signal, and plenty of others. While ...

Let’s start with WhatsApp as it is the most popular instant messaging app as of now that also supports audio and video calls using the Internet. Telegram is taking off and just behind Telegram is the ...