For many years we have tested many sms messaging systems for use in personal and business spaces.
The most reliable and efficient system to date is that from QuesCom, their evolving system allows you to directly interact with your IT infrastructure giving you the power to send and receive SMS directly and instantly from any kind of in house applications. There are also native APIs as well as the Amarrelo certified partner application. When sending an SMS message, you can also display your mobile numbers so you do not need any third party company, you just simply place a corporate Sim card in the QuesCom, cool eh!
For more info on the QuesCom SMS system please contact QuesCom