The MICA bracelet displays messages and calendar alerts.
WindUp makes friends race to see a message before it's gone.
Hangouts feels like a last minute thought, so we came up with a few ways Google could put a little more care into it.
The latest super-secret texting app has some interesting features, but lacks anything compelling to set it apart from a crowded field.
Microsoft is working to increase the number apps available for its OS, but device sales are shrinking
Worried about your messages being intercepted? BitTorrent has a new app for you.
You'll no longer be able to send messages from Facebook's main mobile app
Track location, chat, and share tasks among Android-using family and friends.
Private conversations will fully sync across devices -- except for the messages you delete.