Voxer Walkie-Talkie is an excellent communications app with all the tools you need to get in touch quickly.
Private messaging isn't so private, say University of New Haven researchers who found Android apps transmitting and storing unencrypted images, chats, screenshots and even passwords.
Miss the days of walkie-talkies being useful because people weren't so far apart? This app will bring that same functionality to your Android or iPhone.
The hit app has added 50 million active users in less than two months and now processes 31 billion messages on a daily basis, the developer says.
Did Facebook just pull a Twitter on Twitter's new video-sharing service?
These apps are the ones I'm using most right now on my iOS devices. This post will be updated regularly with new, hot apps.