Remote Messages is a tweak available for some time in Cydia, but recently updated for iOS 9 with the idea of allowing us to send SMS and iMessage from your computer or tablet. Yes, you read that right, using this tweak we can send SMS or iMessage messages through our iDevices directly from a computer, or even a tablet.
The tweak works by creating a virtual server directly in our terminals, which can then be accessed from any browser to send messages. Everything is done by accessing an IP address and a port that you find in the Remote Messages configuration menu in the Configurations, Settings application, then sending it is as easy as on the iDevice.
According to the developer Remote Messages, its tweak has the following functions:
Basically, all you need to do to send SMS and iMessage messages from your computer or tablet is to:
From this point, any messages you send will go through your terminals and further to the contact they should reach.