DatChat Inc. announces the official launch of DatChat Messenger 1.4.2, the company's social networking app for iOS devices. DatChat Messenger offers an unprecedented level of privacy control for both individual and group messages. Featuring unlimited message control, this app provides the option to dictate how long sent messages are accessible on the recipient's phone. It is also offers a Nuke option, which will erase both sides of a conversation on both the sender and recipient's devices.