Threema for Android - Threema is a highly secure, cross-platform instant messenger for mobile devices.
The app provides true end-to-end encryption, ensuring that only the intended recipient can read your messages.
In addition to text, you can also exchange photos, videos and location information
TiKl - Touch to Talk - Instantly talk to one or a group of friends at once with the touch of a button. No setup needed, just have them in your phone contacts or as Facebook friends. Fast, simple and free - TiKL turns your phone into the ultimate Push To Talk (PTT) Walkie Talkie. No voice plan or SMS used for calls. Works on WiFi and cellular
TiKL Touch Talk - ★ Over 25 million users worldwide and counting
★ Named "Top Developer" by Google.
★ Featured in the book "Amazing Android Apps for Dummies"
★ Top communication/social app for years
★ Completely FREE. No hidden fee or ads.
Instantly speak to or text one or many friends at once with the touch of a button
Trillian for Android helps you organize and stay in touch with your IM and social friends while on-the-go. Receive instant push notifications, send pictures and messages, and optionally synchronize with Trillian for Mac, Windows, and Web
TS3 Remote - application for remote connection to TS3 computer version. Look through a contact list on the connected link. Completely functional dialogue boxes will provide continuous connection with your friends in any game
Tutanota - completely anonymous, encrypted mail that does not require confirmation of the phone or any personal data. This email allows you to take advantage of cloud architecture without compromising security. With built-in encryption, only you have access to your data
TviderLite makes tweeting delightful and addictive like never before! Exemplify expression; convey more than just words and tweet your world on Twitter! TviderLite gives you the ability to tweet multimedia, on spur of the moment
Unseen - is an application to support confidentiality in social networks when working with messages. With this program you can read messages and senders will not know about that. Besides, this utility works with most of popular messengers
uShout - The basic idea is that you can easily "chat" with other random users. You launch the app then you can write something in a text box and "shout it". The message gets uploaded and then you download a message that someone else has shouted out
