Here is a list of app's that you could find useful to, in addition to using What's app/imessage.
Netflix Party - Netflix Party is a Chrome extension for watching Netflix remotely with friends, e.g., for movie nights with that long-distance special someone. It synchronizes video playback and adds group chat. Click here for details. What you waiting for... download it, pour a glass/make a cuppa and get watchin' together!
Houseparty - An app that allows you to organize video calls with several people simultaneously, adding a catalog of interactive games (such as Heads up, quick draw and some Trivia) - great for the whole family. Click here.
TikTok - On TikTok, short-form videos are exciting, spontaneous, and genuine. Whether you’re a sports fanatic, a pet enthusiast, or just looking for a laugh, there’s something for everyone. It can be very easy to end up in a TikTok "hole" and lose an hour of your life.... Click here.
Of course there is Zoom, FaceTime, Skype and Whats app - but you know about those already.....