In my opinion, the tiny keyboard on a tiny smartphone is not convenient to send message. When you are in front of a Mac screen, why use your smartphone to send SMS? If you want an easier way to deal with SMS than using the tiny numeric keypad on your smartphone, have a free try on MobileGo for Android
This program is designed to manage Android Phone SMS
at ease. It enables you to compose a text message and sent it on your Mac. Moreover, you can save the SMS to your computer as .txt files. With the help of it, your work will be more efficient!