mTouchLabs today announces SMS Export Plus 1.7, their productivity app exclusively for iPhone and iPod touch. SMS Export Plus allows you to print, backup iMessages and SMS from your iPhone. Messages can be save as PDF using SMS Export Plus. You can archive and maintain records of all your messages at a single location in Excel file. Browse all backup messages in the .xls file very easily. You can filter messages by sender or sort messages by time and date.