What Android app do you use for video calling?

If you've ever used an iPhone, you'll know that FaceTime is the go-to app for video calling/chatting. It's built into iPhones by default, works incredibly well, and is used by just about everyone.
On Android, however, things aren't quite as ubiquitous. Recently, one of our forum members posted a problem they ran into:
https://forums.androidcentral.com/showthread.php?t=970570&p=6589074&viewfull=1#post6589074
So, what's an Android user to do? Another person recommended the following:
https://forums.androidcentral.com/showthread.php?t=970570&p=6589088&viewfull=1#post6589088
That's a good start, but now we want to hear from you. What Android app do you use for video calling?
Get the Android Central Newsletter
Instant access to breaking news, the hottest reviews, great deals and helpful tips.
Joe Maring was a Senior Editor for Android Central between 2017 and 2021. You can reach him on Twitter at @JoeMaring1.