Home --› GSM Mobile Text SMS Software for Mac --› GSM Mobile Text SMS Software for Mac Screenshots GSM Mobile Text SMS Software for Mac Screenshots Wizard shows connected device details, select particular COM Port to view corresponding device details including COM Port, Manufacturer, Model etc. Now tap 'Use Selected Device to Send SMS' button. Click on “Load Contacts From File” to load contact numbers. Type message, which you want to send. You can select 'Delayed Delivery', 'Use Exclusion Rules', 'Save Sent Items' and other options. Click "Send" button to send sms. Message Sending Process is going on. You can also Export your sent items list in Text and HTML File format.