Which apps are worth using to stay in touch? We've got the scoop.
Best Overall WhatsApp
See at Google Play
There is almost no contest. WhatsApp is an all-inclusive messaging app that's all you need for staying in touch, no matter where you are in the world. WhatsApp merely relies on whether your phone has an Internet connection — whether that's through cellular or Wi-Fi — so it's great if you're frequently traveling between regions. You can use WhatsApp to send and receive...