For users that value privacy above all else, Signal is the best choice out of the two. Messages are end-to-end encrypted by default (just like WhatsApp), ensuring that no one — not even Signal — can access messages other than the people in the conversation.
Whats the best alternative to WhatsApp?
Telegram Telegram. Telegram has been touted as the best alternative for WhatsApp for a long time now because of its stance on privacy and its suite of features. The messaging service lets you create groups with up to 200,000 users and share files of up to 2GB for free.
How secure is WhatsApp 2020?
WhatsApp prides itself on its encryption, “your personal conversations are still protected by end-to-end encryption,” it says, “which means no one outside of your chats, not even WhatsApp or Facebook, can read or listen to them.”