If you are looking for a fully featured SMS free app for Windows Phone 7, then SMS Machine is a good choice. With this app you can store SMS templates so you can quickly send them with a couple of taps without the need to type. More than that, it allows you to define variables or parameters which will be prompted in a friendly and easy way just before sending the SMS. The app will prepare the syntax and serve it to be ready for tap and send.

Key features

• Easy creation of SMS templates
• Parameters/variables which can be text type, number type or picklist type
• Manage unlimited categories for the templates, with a default SMS number for all
• Easily tap, fill the variables and send!