Welcome to developers.hslmobile.com which contains API specifications, user guides and other documentation for the solutions and APIs from HSL Mobile (including hslsms.com) that comprise our mobile communication services. You should find all the technical information that you require in order to make use of our solutions and APIs, but if there's anything you'd like to see or any questions that you have then please contact us.
If you've just got your new account or are looking to see what's involved in getting moving on the technical side then the Getting started section should be your first port of call.
Our service is accessible using the solutions and APIs that we provide to enable you to
send and receive SMS messages
make and receive voice calls
use other services related to mobile communications