Especially in the light of Zuckerberg's recent behaviour, please consider using Signal, it's actually good and a pretty easy replacement for Whatsapp

https://signal.org

Signal Messenger: Speak Freely

Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect.

Signal Messenger
@joelanman Probably would have switched a long time ago but I have too many family members who exclusively use WhatsApp for communication 
@OpenSauce @joelanman I tried switching but my family wouldn't so unfortunately, had to abandon
@sephster @OpenSauce @joelanman I hope you don't miss them to o much ;-)